diff --git a/alternative_user_files/userContent_no_addons.css b/alternative_user_files/userContent_no_addons.css
index 9f525e1..7929216 100644
--- a/alternative_user_files/userContent_no_addons.css
+++ b/alternative_user_files/userContent_no_addons.css
@@ -11,135 +11,140 @@
 @slackInvitation  https://join.slack.com/t/shadowfox-workspace/shared_invite/enQtMzU3NTU2NTQ0NDA1LTcwN2I1M2I4MzlkMWFlMWEzODc2MTY1NzU2NjhlYTgzOGY5ZTQzM2UxZTFiZDMxNDM1NDMyNjlhOWQ4MWQ3ZDc
 @license          MIT License Copyright (c) 2017 overdodactyl
 ================= */
-:root {
-  --magenta-50: #ff1ad9;
-  --magenta-60: #ed00b5;
-  --magenta-70: #b5007f;
-  --magenta-80: #7d004f;
-  --magenta-90: #440027;
-  --purple-50: #9400ff;
-  --purple-60: #8000d7;
-  --purple-70: #6200a4;
-  --purple-80: #440071;
-  --purple-90: #25003e;
-  --blue-40: #45a1ff;
-  --blue-50: #0a84ff;
-  --blue-60: #0060df;
-  --blue-70: #003eaa;
-  --blue-80: #002275;
-  --blue-90: #000f40;
-  --teal-50: #00feff;
-  --teal-60: #00c8d7;
-  --teal-70: #008ea4;
-  --teal-80: #005a71;
-  --teal-90: #002d3e;
-  --green-50: #30e60b;
-  --green-60: #12bc00;
-  --green-70: #058b00;
-  --green-80: #006504;
-  --green-90: #003706;
-  --yellow-50: #ffe900;
-  --yellow-60: #d7b600;
-  --yellow-70: #a47f00;
-  --yellow-80: #715100;
-  --yellow-90: #3e2800;
-  --red-50: #ff0039;
-  --red-60: #d70022;
-  --red-70: #a4000f;
-  --red-80: #5a0002;
-  --red-90: #3e0200;
-  --orange-50: #ff9400;
-  --orange-60: #d76e00;
-  --orange-70: #a44900;
-  --orange-80: #712b00;
-  --orange-90: #3e1300;
-  --grey-10: #f9f9fa;
-  --grey-20: #ededf0;
-  --grey-30: #d7d7db;
-  --grey-40: #b1b1b3;
-  --grey-50: #737373;
-  --grey-60: #4a4a4f;
-  --grey-70: #38383d;
-  --grey-80: #2a2a2e;
-  --grey-90: #0c0c0d;
-  --code-green: #86de74!important;
-  --warning-color: #FCE19F;
-  --warning-background-color: #44391F;
-  --theme-highlight-green: #86DE74;
-  --theme-highlight-blue: #75BFFF;
-  --theme-highlight-purple: #B98EFF;
-  --theme-highlight-red: #FF7DE9;
-  --theme-highlight-yellow: #FFF89E;
-  --theme-highlight-bluegrey: #5e88b0;
-  --theme-highlight-lightorange: #d99b28;
-  --theme-highlight-orange: #d96629;
-  --theme-highlight-pink: #df80ff;
-  --tone-1: var(--grey-10);
-  --tone-2: var(--grey-20);
-  --tone-3: var(--grey-30);
-  --tone-4: var(--grey-40);
-  --tone-5: var(--grey-50);
-  --tone-6: var(--grey-60);
-  --tone-7: var(--grey-70);
-  --tone-8: var(--grey-80);
-  --tone-9: var(--grey-90);
-  --accent-1: var(--blue-40);
-  --accent-2: var(--blue-50);
-  --accent-3: var(--blue-60);
-  --in-content-page-color: var(--tone-4)!important;
-  --in-content-page-background: var(--tone-7)!important;
-  --in-content-text-color: var(--tone-3)!important;
-  --in-content-selected-text: var(--tone-1)!important;
-  --in-content-selected-text-background: #5675b9;
-  --in-content-box-background: var(--tone-6)!important;
-  --in-content-box-background-odd: #f3f6fa;
-  --in-content-box-background-hover: var(--tone-6)!important;
-  --in-content-box-background-active: var(--tone-6)!important;
-  --in-content-box-border-color: var(--tone-5)!important;
-  --in-content-item-hover: rgba(0,149,221,0.25);
-  --in-content-item-selected: var(--tone-8)!important;
-  --in-content-border-highlight: var(--accent-1)!important;
-  --in-content-border-focus: var(--accent-1)!important;
-  --in-content-border-color: var(--tone-6)!important;
-  --in-content-category-outline-focus: 1px dotted #0a84ff;
-  --in-content-category-text: var(--tone-4)!important;
-  --in-content-category-text-active: #0c0c0d;
-  --in-content-category-text-selected: var(--accent-1)!important;
-  --in-content-category-text-selected-active: #0060df;
-  --in-content-category-background-hover: rgba(12,12,13,0.1);
-  --in-content-category-background-active: rgba(12,12,13,0.15);
-  --in-content-category-background-selected-hover: rgba(12,12,13,0.15);
-  --in-content-category-background-selected-active: rgba(12,12,13,0.2);
-  --in-content-tab-color: #424f5a;
-  --in-content-link-color: var(--accent-1)!important;
-  --in-content-link-color-hover: var(--accent-2)!important;
-  --in-content-link-color-active: #003eaa;
-  --in-content-link-color-visited: #0a8dff;
-  --in-content-primary-button-background: var(--accent-2)!important;
-  --in-content-primary-button-background-hover: var(--accent-3)!important;
-  --in-content-primary-button-background-active: var(--accent-3)!important;
-  --in-content-table-border-dark-color: var(--tone-7)!important;
-  --in-content-table-header-background: var(--accent-2)!important;
-  --theme-selection-background: var(--accent-2)!important;
-  --theme-selection-background-hover: var(--accent-1)!important;
-  --in-content-category-header-background: var(--tone-8)!important;
-  --selected-icon-fill-color: var(--tone-2)!important;
-  --in-content-dark-header-background: var(--tone-9)!important;
-  --tab-line-selected-color: var(--accent-2)!important;
-  --secure-connection-color: var(--accent-1);
-  --theme-sidebar-background: #1B1B1D!important;
-  --cm-background: var(--tone-8)!important;
-  --cm-selection: #353b48!important;
-  --cm-marker: #555!important;
-  --cm-linenumber: #58575c!important;
-  --cm-cursor: #fff!important;
-  --cm-active-line-background: rgba(185,215,253,.15)!important;
-  --cm-matching-bracket: rgba(255,255,255,.25)!important;
-  --cm-search-background: rgba(24,29,32,1)!important;
-  --cm-red: #de7474!important;
-  --start-indicator-for-updater-scripts: black;
-  --end-indicator-for-updater-scripts: black;
-  --dummy-variable-for-updater-scripys: black
+@-moz-document url-prefix(https://discovery.addons.mozilla.org),
+url-prefix(chrome://),
+url-prefix(about:),
+url(https://www.mozilla.org/credits/) {
+  :root {
+    --magenta-50: #ff1ad9;
+    --magenta-60: #ed00b5;
+    --magenta-70: #b5007f;
+    --magenta-80: #7d004f;
+    --magenta-90: #440027;
+    --purple-50: #9400ff;
+    --purple-60: #8000d7;
+    --purple-70: #6200a4;
+    --purple-80: #440071;
+    --purple-90: #25003e;
+    --blue-40: #45a1ff;
+    --blue-50: #0a84ff;
+    --blue-60: #0060df;
+    --blue-70: #003eaa;
+    --blue-80: #002275;
+    --blue-90: #000f40;
+    --teal-50: #00feff;
+    --teal-60: #00c8d7;
+    --teal-70: #008ea4;
+    --teal-80: #005a71;
+    --teal-90: #002d3e;
+    --green-50: #30e60b;
+    --green-60: #12bc00;
+    --green-70: #058b00;
+    --green-80: #006504;
+    --green-90: #003706;
+    --yellow-50: #ffe900;
+    --yellow-60: #d7b600;
+    --yellow-70: #a47f00;
+    --yellow-80: #715100;
+    --yellow-90: #3e2800;
+    --red-50: #ff0039;
+    --red-60: #d70022;
+    --red-70: #a4000f;
+    --red-80: #5a0002;
+    --red-90: #3e0200;
+    --orange-50: #ff9400;
+    --orange-60: #d76e00;
+    --orange-70: #a44900;
+    --orange-80: #712b00;
+    --orange-90: #3e1300;
+    --grey-10: #f9f9fa;
+    --grey-20: #ededf0;
+    --grey-30: #d7d7db;
+    --grey-40: #b1b1b3;
+    --grey-50: #737373;
+    --grey-60: #4a4a4f;
+    --grey-70: #38383d;
+    --grey-80: #2a2a2e;
+    --grey-90: #0c0c0d;
+    --code-green: #86de74!important;
+    --warning-color: #FCE19F;
+    --warning-background-color: #44391F;
+    --theme-highlight-green: #86DE74;
+    --theme-highlight-blue: #75BFFF;
+    --theme-highlight-purple: #B98EFF;
+    --theme-highlight-red: #FF7DE9;
+    --theme-highlight-yellow: #FFF89E;
+    --theme-highlight-bluegrey: #5e88b0;
+    --theme-highlight-lightorange: #d99b28;
+    --theme-highlight-orange: #d96629;
+    --theme-highlight-pink: #df80ff;
+    --tone-1: var(--grey-10);
+    --tone-2: var(--grey-20);
+    --tone-3: var(--grey-30);
+    --tone-4: var(--grey-40);
+    --tone-5: var(--grey-50);
+    --tone-6: var(--grey-60);
+    --tone-7: var(--grey-70);
+    --tone-8: var(--grey-80);
+    --tone-9: var(--grey-90);
+    --accent-1: var(--blue-40);
+    --accent-2: var(--blue-50);
+    --accent-3: var(--blue-60);
+    --in-content-page-color: var(--tone-4)!important;
+    --in-content-page-background: var(--tone-7)!important;
+    --in-content-text-color: var(--tone-3)!important;
+    --in-content-selected-text: var(--tone-1)!important;
+    --in-content-selected-text-background: #5675b9;
+    --in-content-box-background: var(--tone-6)!important;
+    --in-content-box-background-odd: #f3f6fa;
+    --in-content-box-background-hover: var(--tone-6)!important;
+    --in-content-box-background-active: var(--tone-6)!important;
+    --in-content-box-border-color: var(--tone-5)!important;
+    --in-content-item-hover: rgba(0,149,221,0.25);
+    --in-content-item-selected: var(--tone-8)!important;
+    --in-content-border-highlight: var(--accent-1)!important;
+    --in-content-border-focus: var(--accent-1)!important;
+    --in-content-border-color: var(--tone-6)!important;
+    --in-content-category-outline-focus: 1px dotted #0a84ff;
+    --in-content-category-text: var(--tone-4)!important;
+    --in-content-category-text-active: #0c0c0d;
+    --in-content-category-text-selected: var(--accent-1)!important;
+    --in-content-category-text-selected-active: #0060df;
+    --in-content-category-background-hover: rgba(12,12,13,0.1);
+    --in-content-category-background-active: rgba(12,12,13,0.15);
+    --in-content-category-background-selected-hover: rgba(12,12,13,0.15);
+    --in-content-category-background-selected-active: rgba(12,12,13,0.2);
+    --in-content-tab-color: #424f5a;
+    --in-content-link-color: var(--accent-1)!important;
+    --in-content-link-color-hover: var(--accent-2)!important;
+    --in-content-link-color-active: #003eaa;
+    --in-content-link-color-visited: #0a8dff;
+    --in-content-primary-button-background: var(--accent-2)!important;
+    --in-content-primary-button-background-hover: var(--accent-3)!important;
+    --in-content-primary-button-background-active: var(--accent-3)!important;
+    --in-content-table-border-dark-color: var(--tone-7)!important;
+    --in-content-table-header-background: var(--accent-2)!important;
+    --theme-selection-background: var(--accent-2)!important;
+    --theme-selection-background-hover: var(--accent-1)!important;
+    --in-content-category-header-background: var(--tone-8)!important;
+    --selected-icon-fill-color: var(--tone-2)!important;
+    --in-content-dark-header-background: var(--tone-9)!important;
+    --tab-line-selected-color: var(--accent-2)!important;
+    --secure-connection-color: var(--accent-1);
+    --theme-sidebar-background: #1B1B1D!important;
+    --cm-background: var(--tone-8)!important;
+    --cm-selection: #353b48!important;
+    --cm-marker: #555!important;
+    --cm-linenumber: #58575c!important;
+    --cm-cursor: #fff!important;
+    --cm-active-line-background: rgba(185,215,253,.15)!important;
+    --cm-matching-bracket: rgba(255,255,255,.25)!important;
+    --cm-search-background: rgba(24,29,32,1)!important;
+    --cm-red: #de7474!important;
+    --start-indicator-for-updater-scripts: black;
+    --end-indicator-for-updater-scripts: black;
+    --dummy-variable-for-updater-scripys: black
+  }
 }
 menupopup,
 menupopup > menu > menupopup,
@@ -988,6 +993,26 @@ url-prefix(about:memory) {
     -moz-appearance: none!important
   }
 }
+/*! Colors hard coded due to variables not being recognized from 
+    color_variables.css ... Firefox bug? */
+@-moz-document url-prefix(https://discovery.addons.mozilla.org) {
+  .addon .ThemeImage,
+  header {
+    border-color: #4a4a4f!important
+  }
+  .addon .editorial-description,
+  .addon .heading span,
+  .disco-content {
+    color: #b1b1b3!important
+  }
+  .Button--action,
+  .Button--action:link,
+  .Button--action:not(.Button--disabled):hover,
+  .addon .heading,
+  header h1 {
+    color: #f9f9fa!important
+  }
+}
 @-moz-document url-prefix("https://addons.mozilla.org") {
   .Footer,
   .Footer-wrapper,
diff --git a/css/common-files/color_variables.css b/css/common-files/color_variables.css
index a508a92..7512369 100644
--- a/css/common-files/color_variables.css
+++ b/css/common-files/color_variables.css
@@ -11,133 +11,138 @@
 @slackInvitation  https://join.slack.com/t/shadowfox-workspace/shared_invite/enQtMzU3NTU2NTQ0NDA1LTcwN2I1M2I4MzlkMWFlMWEzODc2MTY1NzU2NjhlYTgzOGY5ZTQzM2UxZTFiZDMxNDM1NDMyNjlhOWQ4MWQ3ZDc
 @license          MIT License Copyright (c) 2017 overdodactyl
 ================= */
-:root {
-  --magenta-50: #ff1ad9;
-  --magenta-60: #ed00b5;
-  --magenta-70: #b5007f;
-  --magenta-80: #7d004f;
-  --magenta-90: #440027;
-  --purple-50: #9400ff;
-  --purple-60: #8000d7;
-  --purple-70: #6200a4;
-  --purple-80: #440071;
-  --purple-90: #25003e;
-  --blue-40: #45a1ff;
-  --blue-50: #0a84ff;
-  --blue-60: #0060df;
-  --blue-70: #003eaa;
-  --blue-80: #002275;
-  --blue-90: #000f40;
-  --teal-50: #00feff;
-  --teal-60: #00c8d7;
-  --teal-70: #008ea4;
-  --teal-80: #005a71;
-  --teal-90: #002d3e;
-  --green-50: #30e60b;
-  --green-60: #12bc00;
-  --green-70: #058b00;
-  --green-80: #006504;
-  --green-90: #003706;
-  --yellow-50: #ffe900;
-  --yellow-60: #d7b600;
-  --yellow-70: #a47f00;
-  --yellow-80: #715100;
-  --yellow-90: #3e2800;
-  --red-50: #ff0039;
-  --red-60: #d70022;
-  --red-70: #a4000f;
-  --red-80: #5a0002;
-  --red-90: #3e0200;
-  --orange-50: #ff9400;
-  --orange-60: #d76e00;
-  --orange-70: #a44900;
-  --orange-80: #712b00;
-  --orange-90: #3e1300;
-  --grey-10: #f9f9fa;
-  --grey-20: #ededf0;
-  --grey-30: #d7d7db;
-  --grey-40: #b1b1b3;
-  --grey-50: #737373;
-  --grey-60: #4a4a4f;
-  --grey-70: #38383d;
-  --grey-80: #2a2a2e;
-  --grey-90: #0c0c0d;
-  --code-green: #86de74!important;
-  --warning-color: #FCE19F;
-  --warning-background-color: #44391F;
-  --theme-highlight-green: #86DE74;
-  --theme-highlight-blue: #75BFFF;
-  --theme-highlight-purple: #B98EFF;
-  --theme-highlight-red: #FF7DE9;
-  --theme-highlight-yellow: #FFF89E;
-  --theme-highlight-bluegrey: #5e88b0;
-  --theme-highlight-lightorange: #d99b28;
-  --theme-highlight-orange: #d96629;
-  --theme-highlight-pink: #df80ff;
-  --tone-1: var(--grey-10);
-  --tone-2: var(--grey-20);
-  --tone-3: var(--grey-30);
-  --tone-4: var(--grey-40);
-  --tone-5: var(--grey-50);
-  --tone-6: var(--grey-60);
-  --tone-7: var(--grey-70);
-  --tone-8: var(--grey-80);
-  --tone-9: var(--grey-90);
-  --accent-1: var(--blue-40);
-  --accent-2: var(--blue-50);
-  --accent-3: var(--blue-60);
-  --in-content-page-color: var(--tone-4)!important;
-  --in-content-page-background: var(--tone-7)!important;
-  --in-content-text-color: var(--tone-3)!important;
-  --in-content-selected-text: var(--tone-1)!important;
-  --in-content-selected-text-background: #5675b9;
-  --in-content-box-background: var(--tone-6)!important;
-  --in-content-box-background-odd: #f3f6fa;
-  --in-content-box-background-hover: var(--tone-6)!important;
-  --in-content-box-background-active: var(--tone-6)!important;
-  --in-content-box-border-color: var(--tone-5)!important;
-  --in-content-item-hover: rgba(0,149,221,0.25);
-  --in-content-item-selected: var(--tone-8)!important;
-  --in-content-border-highlight: var(--accent-1)!important;
-  --in-content-border-focus: var(--accent-1)!important;
-  --in-content-border-color: var(--tone-6)!important;
-  --in-content-category-outline-focus: 1px dotted #0a84ff;
-  --in-content-category-text: var(--tone-4)!important;
-  --in-content-category-text-active: #0c0c0d;
-  --in-content-category-text-selected: var(--accent-1)!important;
-  --in-content-category-text-selected-active: #0060df;
-  --in-content-category-background-hover: rgba(12,12,13,0.1);
-  --in-content-category-background-active: rgba(12,12,13,0.15);
-  --in-content-category-background-selected-hover: rgba(12,12,13,0.15);
-  --in-content-category-background-selected-active: rgba(12,12,13,0.2);
-  --in-content-tab-color: #424f5a;
-  --in-content-link-color: var(--accent-1)!important;
-  --in-content-link-color-hover: var(--accent-2)!important;
-  --in-content-link-color-active: #003eaa;
-  --in-content-link-color-visited: #0a8dff;
-  --in-content-primary-button-background: var(--accent-2)!important;
-  --in-content-primary-button-background-hover: var(--accent-3)!important;
-  --in-content-primary-button-background-active: var(--accent-3)!important;
-  --in-content-table-border-dark-color: var(--tone-7)!important;
-  --in-content-table-header-background: var(--accent-2)!important;
-  --theme-selection-background: var(--accent-2)!important;
-  --theme-selection-background-hover: var(--accent-1)!important;
-  --in-content-category-header-background: var(--tone-8)!important;
-  --selected-icon-fill-color: var(--tone-2)!important;
-  --in-content-dark-header-background: var(--tone-9)!important;
-  --tab-line-selected-color: var(--accent-2)!important;
-  --secure-connection-color: var(--accent-1);
-  --theme-sidebar-background: #1B1B1D!important;
-  --cm-background: var(--tone-8)!important;
-  --cm-selection: #353b48!important;
-  --cm-marker: #555!important;
-  --cm-linenumber: #58575c!important;
-  --cm-cursor: #fff!important;
-  --cm-active-line-background: rgba(185,215,253,.15)!important;
-  --cm-matching-bracket: rgba(255,255,255,.25)!important;
-  --cm-search-background: rgba(24,29,32,1)!important;
-  --cm-red: #de7474!important;
-  --start-indicator-for-updater-scripts: black;
-  --end-indicator-for-updater-scripts: black;
-  --dummy-variable-for-updater-scripys: black
+@-moz-document url-prefix(https://discovery.addons.mozilla.org),
+url-prefix(chrome://),
+url-prefix(about:),
+url(https://www.mozilla.org/credits/) {
+  :root {
+    --magenta-50: #ff1ad9;
+    --magenta-60: #ed00b5;
+    --magenta-70: #b5007f;
+    --magenta-80: #7d004f;
+    --magenta-90: #440027;
+    --purple-50: #9400ff;
+    --purple-60: #8000d7;
+    --purple-70: #6200a4;
+    --purple-80: #440071;
+    --purple-90: #25003e;
+    --blue-40: #45a1ff;
+    --blue-50: #0a84ff;
+    --blue-60: #0060df;
+    --blue-70: #003eaa;
+    --blue-80: #002275;
+    --blue-90: #000f40;
+    --teal-50: #00feff;
+    --teal-60: #00c8d7;
+    --teal-70: #008ea4;
+    --teal-80: #005a71;
+    --teal-90: #002d3e;
+    --green-50: #30e60b;
+    --green-60: #12bc00;
+    --green-70: #058b00;
+    --green-80: #006504;
+    --green-90: #003706;
+    --yellow-50: #ffe900;
+    --yellow-60: #d7b600;
+    --yellow-70: #a47f00;
+    --yellow-80: #715100;
+    --yellow-90: #3e2800;
+    --red-50: #ff0039;
+    --red-60: #d70022;
+    --red-70: #a4000f;
+    --red-80: #5a0002;
+    --red-90: #3e0200;
+    --orange-50: #ff9400;
+    --orange-60: #d76e00;
+    --orange-70: #a44900;
+    --orange-80: #712b00;
+    --orange-90: #3e1300;
+    --grey-10: #f9f9fa;
+    --grey-20: #ededf0;
+    --grey-30: #d7d7db;
+    --grey-40: #b1b1b3;
+    --grey-50: #737373;
+    --grey-60: #4a4a4f;
+    --grey-70: #38383d;
+    --grey-80: #2a2a2e;
+    --grey-90: #0c0c0d;
+    --code-green: #86de74!important;
+    --warning-color: #FCE19F;
+    --warning-background-color: #44391F;
+    --theme-highlight-green: #86DE74;
+    --theme-highlight-blue: #75BFFF;
+    --theme-highlight-purple: #B98EFF;
+    --theme-highlight-red: #FF7DE9;
+    --theme-highlight-yellow: #FFF89E;
+    --theme-highlight-bluegrey: #5e88b0;
+    --theme-highlight-lightorange: #d99b28;
+    --theme-highlight-orange: #d96629;
+    --theme-highlight-pink: #df80ff;
+    --tone-1: var(--grey-10);
+    --tone-2: var(--grey-20);
+    --tone-3: var(--grey-30);
+    --tone-4: var(--grey-40);
+    --tone-5: var(--grey-50);
+    --tone-6: var(--grey-60);
+    --tone-7: var(--grey-70);
+    --tone-8: var(--grey-80);
+    --tone-9: var(--grey-90);
+    --accent-1: var(--blue-40);
+    --accent-2: var(--blue-50);
+    --accent-3: var(--blue-60);
+    --in-content-page-color: var(--tone-4)!important;
+    --in-content-page-background: var(--tone-7)!important;
+    --in-content-text-color: var(--tone-3)!important;
+    --in-content-selected-text: var(--tone-1)!important;
+    --in-content-selected-text-background: #5675b9;
+    --in-content-box-background: var(--tone-6)!important;
+    --in-content-box-background-odd: #f3f6fa;
+    --in-content-box-background-hover: var(--tone-6)!important;
+    --in-content-box-background-active: var(--tone-6)!important;
+    --in-content-box-border-color: var(--tone-5)!important;
+    --in-content-item-hover: rgba(0,149,221,0.25);
+    --in-content-item-selected: var(--tone-8)!important;
+    --in-content-border-highlight: var(--accent-1)!important;
+    --in-content-border-focus: var(--accent-1)!important;
+    --in-content-border-color: var(--tone-6)!important;
+    --in-content-category-outline-focus: 1px dotted #0a84ff;
+    --in-content-category-text: var(--tone-4)!important;
+    --in-content-category-text-active: #0c0c0d;
+    --in-content-category-text-selected: var(--accent-1)!important;
+    --in-content-category-text-selected-active: #0060df;
+    --in-content-category-background-hover: rgba(12,12,13,0.1);
+    --in-content-category-background-active: rgba(12,12,13,0.15);
+    --in-content-category-background-selected-hover: rgba(12,12,13,0.15);
+    --in-content-category-background-selected-active: rgba(12,12,13,0.2);
+    --in-content-tab-color: #424f5a;
+    --in-content-link-color: var(--accent-1)!important;
+    --in-content-link-color-hover: var(--accent-2)!important;
+    --in-content-link-color-active: #003eaa;
+    --in-content-link-color-visited: #0a8dff;
+    --in-content-primary-button-background: var(--accent-2)!important;
+    --in-content-primary-button-background-hover: var(--accent-3)!important;
+    --in-content-primary-button-background-active: var(--accent-3)!important;
+    --in-content-table-border-dark-color: var(--tone-7)!important;
+    --in-content-table-header-background: var(--accent-2)!important;
+    --theme-selection-background: var(--accent-2)!important;
+    --theme-selection-background-hover: var(--accent-1)!important;
+    --in-content-category-header-background: var(--tone-8)!important;
+    --selected-icon-fill-color: var(--tone-2)!important;
+    --in-content-dark-header-background: var(--tone-9)!important;
+    --tab-line-selected-color: var(--accent-2)!important;
+    --secure-connection-color: var(--accent-1);
+    --theme-sidebar-background: #1B1B1D!important;
+    --cm-background: var(--tone-8)!important;
+    --cm-selection: #353b48!important;
+    --cm-marker: #555!important;
+    --cm-linenumber: #58575c!important;
+    --cm-cursor: #fff!important;
+    --cm-active-line-background: rgba(185,215,253,.15)!important;
+    --cm-matching-bracket: rgba(255,255,255,.25)!important;
+    --cm-search-background: rgba(24,29,32,1)!important;
+    --cm-red: #de7474!important;
+    --start-indicator-for-updater-scripts: black;
+    --end-indicator-for-updater-scripts: black;
+    --dummy-variable-for-updater-scripys: black
+  }
 }
\ No newline at end of file
diff --git a/css/userContent-files/about_pages.css b/css/userContent-files/about_pages.css
index 5ea051b..4013c9a 100644
--- a/css/userContent-files/about_pages.css
+++ b/css/userContent-files/about_pages.css
@@ -455,4 +455,24 @@ url-prefix(about:memory) {
   #historyItems {
     -moz-appearance: none!important
   }
+}
+/*! Colors hard coded due to variables not being recognized from 
+    color_variables.css ... Firefox bug? */
+@-moz-document url-prefix(https://discovery.addons.mozilla.org) {
+  .addon .ThemeImage,
+  header {
+    border-color: #4a4a4f!important
+  }
+  .addon .editorial-description,
+  .addon .heading span,
+  .disco-content {
+    color: #b1b1b3!important
+  }
+  .Button--action,
+  .Button--action:link,
+  .Button--action:not(.Button--disabled):hover,
+  .addon .heading,
+  header h1 {
+    color: #f9f9fa!important
+  }
 }
\ No newline at end of file
diff --git a/userChrome.css b/userChrome.css
index 5c790bb..bfcc5a4 100644
--- a/userChrome.css
+++ b/userChrome.css
@@ -11,137 +11,140 @@
 @slackInvitation  https://join.slack.com/t/shadowfox-workspace/shared_invite/enQtMzU3NTU2NTQ0NDA1LTcwN2I1M2I4MzlkMWFlMWEzODc2MTY1NzU2NjhlYTgzOGY5ZTQzM2UxZTFiZDMxNDM1NDMyNjlhOWQ4MWQ3ZDc
 @license          MIT License Copyright (c) 2017 overdodactyl
 ================= */
-:root {
-  --magenta-50: #ff1ad9;
-  --magenta-60: #ed00b5;
-  --magenta-70: #b5007f;
-  --magenta-80: #7d004f;
-  --magenta-90: #440027;
-  --purple-50: #9400ff;
-  --purple-60: #8000d7;
-  --purple-70: #6200a4;
-  --purple-80: #440071;
-  --purple-90: #25003e;
-  --blue-40: #45a1ff;
-  --blue-50: #0a84ff;
-  --blue-60: #0060df;
-  --blue-70: #003eaa;
-  --blue-80: #002275;
-  --blue-90: #000f40;
-  --teal-50: #00feff;
-  --teal-60: #00c8d7;
-  --teal-70: #008ea4;
-  --teal-80: #005a71;
-  --teal-90: #002d3e;
-  --green-50: #30e60b;
-  --green-60: #12bc00;
-  --green-70: #058b00;
-  --green-80: #006504;
-  --green-90: #003706;
-  --yellow-50: #ffe900;
-  --yellow-60: #d7b600;
-  --yellow-70: #a47f00;
-  --yellow-80: #715100;
-  --yellow-90: #3e2800;
-  --red-50: #ff0039;
-  --red-60: #d70022;
-  --red-70: #a4000f;
-  --red-80: #5a0002;
-  --red-90: #3e0200;
-  --orange-50: #ff9400;
-  --orange-60: #d76e00;
-  --orange-70: #a44900;
-  --orange-80: #712b00;
-  --orange-90: #3e1300;
-  --grey-10: #f9f9fa;
-  --grey-20: #ededf0;
-  --grey-30: #d7d7db;
-  --grey-40: #b1b1b3;
-  --grey-50: #737373;
-  --grey-60: #4a4a4f;
-  --grey-70: #38383d;
-  --grey-80: #2a2a2e;
-  --grey-90: #0c0c0d;
-  --code-green: #86de74!important;
-  --warning-color: #FCE19F;
-  --warning-background-color: #44391F;
-  --theme-highlight-green: #86DE74;
-  --theme-highlight-blue: #75BFFF;
-  --theme-highlight-purple: #B98EFF;
-  --theme-highlight-red: #FF7DE9;
-  --theme-highlight-yellow: #FFF89E;
-  --theme-highlight-bluegrey: #5e88b0;
-  --theme-highlight-lightorange: #d99b28;
-  --theme-highlight-orange: #d96629;
-  --theme-highlight-pink: #df80ff;
-  --tone-1: var(--grey-10);
-  --tone-2: var(--grey-20);
-  --tone-3: var(--grey-30);
-  --tone-4: var(--grey-40);
-  --tone-5: var(--grey-50);
-  --tone-6: var(--grey-60);
-  --tone-7: var(--grey-70);
-  --tone-8: var(--grey-80);
-  --tone-9: var(--grey-90);
-  --accent-1: var(--blue-40);
-  --accent-2: var(--blue-50);
-  --accent-3: var(--blue-60);
-  --in-content-page-color: var(--tone-4)!important;
-  --in-content-page-background: var(--tone-7)!important;
-  --in-content-text-color: var(--tone-3)!important;
-  --in-content-selected-text: var(--tone-1)!important;
-  --in-content-selected-text-background: #5675b9;
-  --in-content-box-background: var(--tone-6)!important;
-  --in-content-box-background-odd: #f3f6fa;
-  --in-content-box-background-hover: var(--tone-6)!important;
-  --in-content-box-background-active: var(--tone-6)!important;
-  --in-content-box-border-color: var(--tone-5)!important;
-  --in-content-item-hover: rgba(0,149,221,0.25);
-  --in-content-item-selected: var(--tone-8)!important;
-  --in-content-border-highlight: var(--accent-1)!important;
-  --in-content-border-focus: var(--accent-1)!important;
-  --in-content-border-color: var(--tone-6)!important;
-  --in-content-category-outline-focus: 1px dotted #0a84ff;
-  --in-content-category-text: var(--tone-4)!important;
-  --in-content-category-text-active: #0c0c0d;
-  --in-content-category-text-selected: var(--accent-1)!important;
-  --in-content-category-text-selected-active: #0060df;
-  --in-content-category-background-hover: rgba(12,12,13,0.1);
-  --in-content-category-background-active: rgba(12,12,13,0.15);
-  --in-content-category-background-selected-hover: rgba(12,12,13,0.15);
-  --in-content-category-background-selected-active: rgba(12,12,13,0.2);
-  --in-content-tab-color: #424f5a;
-  --in-content-link-color: var(--accent-1)!important;
-  --in-content-link-color-hover: var(--accent-2)!important;
-  --in-content-link-color-active: #003eaa;
-  --in-content-link-color-visited: #0a8dff;
-  --in-content-primary-button-background: var(--accent-2)!important;
-  --in-content-primary-button-background-hover: var(--accent-3)!important;
-  --in-content-primary-button-background-active: var(--accent-3)!important;
-  --in-content-table-border-dark-color: var(--tone-7)!important;
-  --in-content-table-header-background: var(--accent-2)!important;
-  --theme-selection-background: var(--accent-2)!important;
-  --theme-selection-background-hover: var(--accent-1)!important;
-  --in-content-category-header-background: var(--tone-8)!important;
-  --selected-icon-fill-color: var(--tone-2)!important;
-  --in-content-dark-header-background: var(--tone-9)!important;
-  --tab-line-selected-color: var(--accent-2)!important;
-  --secure-connection-color: var(--accent-1);
-  --theme-sidebar-background: #1B1B1D!important;
-  --cm-background: var(--tone-8)!important;
-  --cm-selection: #353b48!important;
-  --cm-marker: #555!important;
-  --cm-linenumber: #58575c!important;
-  --cm-cursor: #fff!important;
-  --cm-active-line-background: rgba(185,215,253,.15)!important;
-  --cm-matching-bracket: rgba(255,255,255,.25)!important;
-  --cm-search-background: rgba(24,29,32,1)!important;
-  --cm-red: #de7474!important;
-  --start-indicator-for-updater-scripts: black;
-  --end-indicator-for-updater-scripts: black;
-  --dummy-variable-for-updater-scripys: black;
-  --panel-separator-color: var(--in-content-border-color)!important;
-  --tab-loading-fill: var(--in-content-category-text-selected)!important
+@-moz-document url-prefix(https://discovery.addons.mozilla.org),
+url-prefix(chrome://),
+url-prefix(about:),
+url(https://www.mozilla.org/credits/) {
+  :root {
+    --magenta-50: #ff1ad9;
+    --magenta-60: #ed00b5;
+    --magenta-70: #b5007f;
+    --magenta-80: #7d004f;
+    --magenta-90: #440027;
+    --purple-50: #9400ff;
+    --purple-60: #8000d7;
+    --purple-70: #6200a4;
+    --purple-80: #440071;
+    --purple-90: #25003e;
+    --blue-40: #45a1ff;
+    --blue-50: #0a84ff;
+    --blue-60: #0060df;
+    --blue-70: #003eaa;
+    --blue-80: #002275;
+    --blue-90: #000f40;
+    --teal-50: #00feff;
+    --teal-60: #00c8d7;
+    --teal-70: #008ea4;
+    --teal-80: #005a71;
+    --teal-90: #002d3e;
+    --green-50: #30e60b;
+    --green-60: #12bc00;
+    --green-70: #058b00;
+    --green-80: #006504;
+    --green-90: #003706;
+    --yellow-50: #ffe900;
+    --yellow-60: #d7b600;
+    --yellow-70: #a47f00;
+    --yellow-80: #715100;
+    --yellow-90: #3e2800;
+    --red-50: #ff0039;
+    --red-60: #d70022;
+    --red-70: #a4000f;
+    --red-80: #5a0002;
+    --red-90: #3e0200;
+    --orange-50: #ff9400;
+    --orange-60: #d76e00;
+    --orange-70: #a44900;
+    --orange-80: #712b00;
+    --orange-90: #3e1300;
+    --grey-10: #f9f9fa;
+    --grey-20: #ededf0;
+    --grey-30: #d7d7db;
+    --grey-40: #b1b1b3;
+    --grey-50: #737373;
+    --grey-60: #4a4a4f;
+    --grey-70: #38383d;
+    --grey-80: #2a2a2e;
+    --grey-90: #0c0c0d;
+    --code-green: #86de74!important;
+    --warning-color: #FCE19F;
+    --warning-background-color: #44391F;
+    --theme-highlight-green: #86DE74;
+    --theme-highlight-blue: #75BFFF;
+    --theme-highlight-purple: #B98EFF;
+    --theme-highlight-red: #FF7DE9;
+    --theme-highlight-yellow: #FFF89E;
+    --theme-highlight-bluegrey: #5e88b0;
+    --theme-highlight-lightorange: #d99b28;
+    --theme-highlight-orange: #d96629;
+    --theme-highlight-pink: #df80ff;
+    --tone-1: var(--grey-10);
+    --tone-2: var(--grey-20);
+    --tone-3: var(--grey-30);
+    --tone-4: var(--grey-40);
+    --tone-5: var(--grey-50);
+    --tone-6: var(--grey-60);
+    --tone-7: var(--grey-70);
+    --tone-8: var(--grey-80);
+    --tone-9: var(--grey-90);
+    --accent-1: var(--blue-40);
+    --accent-2: var(--blue-50);
+    --accent-3: var(--blue-60);
+    --in-content-page-color: var(--tone-4)!important;
+    --in-content-page-background: var(--tone-7)!important;
+    --in-content-text-color: var(--tone-3)!important;
+    --in-content-selected-text: var(--tone-1)!important;
+    --in-content-selected-text-background: #5675b9;
+    --in-content-box-background: var(--tone-6)!important;
+    --in-content-box-background-odd: #f3f6fa;
+    --in-content-box-background-hover: var(--tone-6)!important;
+    --in-content-box-background-active: var(--tone-6)!important;
+    --in-content-box-border-color: var(--tone-5)!important;
+    --in-content-item-hover: rgba(0,149,221,0.25);
+    --in-content-item-selected: var(--tone-8)!important;
+    --in-content-border-highlight: var(--accent-1)!important;
+    --in-content-border-focus: var(--accent-1)!important;
+    --in-content-border-color: var(--tone-6)!important;
+    --in-content-category-outline-focus: 1px dotted #0a84ff;
+    --in-content-category-text: var(--tone-4)!important;
+    --in-content-category-text-active: #0c0c0d;
+    --in-content-category-text-selected: var(--accent-1)!important;
+    --in-content-category-text-selected-active: #0060df;
+    --in-content-category-background-hover: rgba(12,12,13,0.1);
+    --in-content-category-background-active: rgba(12,12,13,0.15);
+    --in-content-category-background-selected-hover: rgba(12,12,13,0.15);
+    --in-content-category-background-selected-active: rgba(12,12,13,0.2);
+    --in-content-tab-color: #424f5a;
+    --in-content-link-color: var(--accent-1)!important;
+    --in-content-link-color-hover: var(--accent-2)!important;
+    --in-content-link-color-active: #003eaa;
+    --in-content-link-color-visited: #0a8dff;
+    --in-content-primary-button-background: var(--accent-2)!important;
+    --in-content-primary-button-background-hover: var(--accent-3)!important;
+    --in-content-primary-button-background-active: var(--accent-3)!important;
+    --in-content-table-border-dark-color: var(--tone-7)!important;
+    --in-content-table-header-background: var(--accent-2)!important;
+    --theme-selection-background: var(--accent-2)!important;
+    --theme-selection-background-hover: var(--accent-1)!important;
+    --in-content-category-header-background: var(--tone-8)!important;
+    --selected-icon-fill-color: var(--tone-2)!important;
+    --in-content-dark-header-background: var(--tone-9)!important;
+    --tab-line-selected-color: var(--accent-2)!important;
+    --secure-connection-color: var(--accent-1);
+    --theme-sidebar-background: #1B1B1D!important;
+    --cm-background: var(--tone-8)!important;
+    --cm-selection: #353b48!important;
+    --cm-marker: #555!important;
+    --cm-linenumber: #58575c!important;
+    --cm-cursor: #fff!important;
+    --cm-active-line-background: rgba(185,215,253,.15)!important;
+    --cm-matching-bracket: rgba(255,255,255,.25)!important;
+    --cm-search-background: rgba(24,29,32,1)!important;
+    --cm-red: #de7474!important;
+    --start-indicator-for-updater-scripts: black;
+    --end-indicator-for-updater-scripts: black;
+    --dummy-variable-for-updater-scripys: black
+  }
 }
 menupopup,
 menupopup > menu > menupopup,
@@ -541,6 +544,10 @@ url(chrome://browser/content/pageinfo/pageInfo.xul) {
     background: var(--in-content-category-header-background)!important
   }
 }
+:root {
+  --panel-separator-color: var(--in-content-border-color)!important;
+  --tab-loading-fill: var(--in-content-category-text-selected)!important
+}
 #urlbar[focused=true],
 .searchbar-textbox[focused=true] {
   border: 1px solid!important;
diff --git a/userChrome_imports.css b/userChrome_imports.css
index 80c6cef..121221f 100644
--- a/userChrome_imports.css
+++ b/userChrome_imports.css
@@ -4,6 +4,7 @@
 @import "css/common-files/library.css";
 @import "css/common-files/context_menus.css";
 
+@import "css/userChrome-files/about_addons.css";
 @import "css/userChrome-files/about_firefox.css";
 @import "css/userChrome-files/address_searchbar.css";
 @import "css/userChrome-files/bookmarks_popup.css";
@@ -19,4 +20,4 @@
 @import "css/userChrome-files/secure_connection_colors.css";
 @import "css/userChrome-files/sidebar.css";
 @import "css/userChrome-files/status_panel.css";
-@import "css/userChrome-files/tab_line_colors.css";
+@import "css/userChrome-files/tab_line_colors.css";
\ No newline at end of file
diff --git a/userContent.css b/userContent.css
index 7d0a3d7..21138d9 100644
--- a/userContent.css
+++ b/userContent.css
@@ -11,135 +11,140 @@
 @slackInvitation  https://join.slack.com/t/shadowfox-workspace/shared_invite/enQtMzU3NTU2NTQ0NDA1LTcwN2I1M2I4MzlkMWFlMWEzODc2MTY1NzU2NjhlYTgzOGY5ZTQzM2UxZTFiZDMxNDM1NDMyNjlhOWQ4MWQ3ZDc
 @license          MIT License Copyright (c) 2017 overdodactyl
 ================= */
-:root {
-  --magenta-50: #ff1ad9;
-  --magenta-60: #ed00b5;
-  --magenta-70: #b5007f;
-  --magenta-80: #7d004f;
-  --magenta-90: #440027;
-  --purple-50: #9400ff;
-  --purple-60: #8000d7;
-  --purple-70: #6200a4;
-  --purple-80: #440071;
-  --purple-90: #25003e;
-  --blue-40: #45a1ff;
-  --blue-50: #0a84ff;
-  --blue-60: #0060df;
-  --blue-70: #003eaa;
-  --blue-80: #002275;
-  --blue-90: #000f40;
-  --teal-50: #00feff;
-  --teal-60: #00c8d7;
-  --teal-70: #008ea4;
-  --teal-80: #005a71;
-  --teal-90: #002d3e;
-  --green-50: #30e60b;
-  --green-60: #12bc00;
-  --green-70: #058b00;
-  --green-80: #006504;
-  --green-90: #003706;
-  --yellow-50: #ffe900;
-  --yellow-60: #d7b600;
-  --yellow-70: #a47f00;
-  --yellow-80: #715100;
-  --yellow-90: #3e2800;
-  --red-50: #ff0039;
-  --red-60: #d70022;
-  --red-70: #a4000f;
-  --red-80: #5a0002;
-  --red-90: #3e0200;
-  --orange-50: #ff9400;
-  --orange-60: #d76e00;
-  --orange-70: #a44900;
-  --orange-80: #712b00;
-  --orange-90: #3e1300;
-  --grey-10: #f9f9fa;
-  --grey-20: #ededf0;
-  --grey-30: #d7d7db;
-  --grey-40: #b1b1b3;
-  --grey-50: #737373;
-  --grey-60: #4a4a4f;
-  --grey-70: #38383d;
-  --grey-80: #2a2a2e;
-  --grey-90: #0c0c0d;
-  --code-green: #86de74!important;
-  --warning-color: #FCE19F;
-  --warning-background-color: #44391F;
-  --theme-highlight-green: #86DE74;
-  --theme-highlight-blue: #75BFFF;
-  --theme-highlight-purple: #B98EFF;
-  --theme-highlight-red: #FF7DE9;
-  --theme-highlight-yellow: #FFF89E;
-  --theme-highlight-bluegrey: #5e88b0;
-  --theme-highlight-lightorange: #d99b28;
-  --theme-highlight-orange: #d96629;
-  --theme-highlight-pink: #df80ff;
-  --tone-1: var(--grey-10);
-  --tone-2: var(--grey-20);
-  --tone-3: var(--grey-30);
-  --tone-4: var(--grey-40);
-  --tone-5: var(--grey-50);
-  --tone-6: var(--grey-60);
-  --tone-7: var(--grey-70);
-  --tone-8: var(--grey-80);
-  --tone-9: var(--grey-90);
-  --accent-1: var(--blue-40);
-  --accent-2: var(--blue-50);
-  --accent-3: var(--blue-60);
-  --in-content-page-color: var(--tone-4)!important;
-  --in-content-page-background: var(--tone-7)!important;
-  --in-content-text-color: var(--tone-3)!important;
-  --in-content-selected-text: var(--tone-1)!important;
-  --in-content-selected-text-background: #5675b9;
-  --in-content-box-background: var(--tone-6)!important;
-  --in-content-box-background-odd: #f3f6fa;
-  --in-content-box-background-hover: var(--tone-6)!important;
-  --in-content-box-background-active: var(--tone-6)!important;
-  --in-content-box-border-color: var(--tone-5)!important;
-  --in-content-item-hover: rgba(0,149,221,0.25);
-  --in-content-item-selected: var(--tone-8)!important;
-  --in-content-border-highlight: var(--accent-1)!important;
-  --in-content-border-focus: var(--accent-1)!important;
-  --in-content-border-color: var(--tone-6)!important;
-  --in-content-category-outline-focus: 1px dotted #0a84ff;
-  --in-content-category-text: var(--tone-4)!important;
-  --in-content-category-text-active: #0c0c0d;
-  --in-content-category-text-selected: var(--accent-1)!important;
-  --in-content-category-text-selected-active: #0060df;
-  --in-content-category-background-hover: rgba(12,12,13,0.1);
-  --in-content-category-background-active: rgba(12,12,13,0.15);
-  --in-content-category-background-selected-hover: rgba(12,12,13,0.15);
-  --in-content-category-background-selected-active: rgba(12,12,13,0.2);
-  --in-content-tab-color: #424f5a;
-  --in-content-link-color: var(--accent-1)!important;
-  --in-content-link-color-hover: var(--accent-2)!important;
-  --in-content-link-color-active: #003eaa;
-  --in-content-link-color-visited: #0a8dff;
-  --in-content-primary-button-background: var(--accent-2)!important;
-  --in-content-primary-button-background-hover: var(--accent-3)!important;
-  --in-content-primary-button-background-active: var(--accent-3)!important;
-  --in-content-table-border-dark-color: var(--tone-7)!important;
-  --in-content-table-header-background: var(--accent-2)!important;
-  --theme-selection-background: var(--accent-2)!important;
-  --theme-selection-background-hover: var(--accent-1)!important;
-  --in-content-category-header-background: var(--tone-8)!important;
-  --selected-icon-fill-color: var(--tone-2)!important;
-  --in-content-dark-header-background: var(--tone-9)!important;
-  --tab-line-selected-color: var(--accent-2)!important;
-  --secure-connection-color: var(--accent-1);
-  --theme-sidebar-background: #1B1B1D!important;
-  --cm-background: var(--tone-8)!important;
-  --cm-selection: #353b48!important;
-  --cm-marker: #555!important;
-  --cm-linenumber: #58575c!important;
-  --cm-cursor: #fff!important;
-  --cm-active-line-background: rgba(185,215,253,.15)!important;
-  --cm-matching-bracket: rgba(255,255,255,.25)!important;
-  --cm-search-background: rgba(24,29,32,1)!important;
-  --cm-red: #de7474!important;
-  --start-indicator-for-updater-scripts: black;
-  --end-indicator-for-updater-scripts: black;
-  --dummy-variable-for-updater-scripys: black
+@-moz-document url-prefix(https://discovery.addons.mozilla.org),
+url-prefix(chrome://),
+url-prefix(about:),
+url(https://www.mozilla.org/credits/) {
+  :root {
+    --magenta-50: #ff1ad9;
+    --magenta-60: #ed00b5;
+    --magenta-70: #b5007f;
+    --magenta-80: #7d004f;
+    --magenta-90: #440027;
+    --purple-50: #9400ff;
+    --purple-60: #8000d7;
+    --purple-70: #6200a4;
+    --purple-80: #440071;
+    --purple-90: #25003e;
+    --blue-40: #45a1ff;
+    --blue-50: #0a84ff;
+    --blue-60: #0060df;
+    --blue-70: #003eaa;
+    --blue-80: #002275;
+    --blue-90: #000f40;
+    --teal-50: #00feff;
+    --teal-60: #00c8d7;
+    --teal-70: #008ea4;
+    --teal-80: #005a71;
+    --teal-90: #002d3e;
+    --green-50: #30e60b;
+    --green-60: #12bc00;
+    --green-70: #058b00;
+    --green-80: #006504;
+    --green-90: #003706;
+    --yellow-50: #ffe900;
+    --yellow-60: #d7b600;
+    --yellow-70: #a47f00;
+    --yellow-80: #715100;
+    --yellow-90: #3e2800;
+    --red-50: #ff0039;
+    --red-60: #d70022;
+    --red-70: #a4000f;
+    --red-80: #5a0002;
+    --red-90: #3e0200;
+    --orange-50: #ff9400;
+    --orange-60: #d76e00;
+    --orange-70: #a44900;
+    --orange-80: #712b00;
+    --orange-90: #3e1300;
+    --grey-10: #f9f9fa;
+    --grey-20: #ededf0;
+    --grey-30: #d7d7db;
+    --grey-40: #b1b1b3;
+    --grey-50: #737373;
+    --grey-60: #4a4a4f;
+    --grey-70: #38383d;
+    --grey-80: #2a2a2e;
+    --grey-90: #0c0c0d;
+    --code-green: #86de74!important;
+    --warning-color: #FCE19F;
+    --warning-background-color: #44391F;
+    --theme-highlight-green: #86DE74;
+    --theme-highlight-blue: #75BFFF;
+    --theme-highlight-purple: #B98EFF;
+    --theme-highlight-red: #FF7DE9;
+    --theme-highlight-yellow: #FFF89E;
+    --theme-highlight-bluegrey: #5e88b0;
+    --theme-highlight-lightorange: #d99b28;
+    --theme-highlight-orange: #d96629;
+    --theme-highlight-pink: #df80ff;
+    --tone-1: var(--grey-10);
+    --tone-2: var(--grey-20);
+    --tone-3: var(--grey-30);
+    --tone-4: var(--grey-40);
+    --tone-5: var(--grey-50);
+    --tone-6: var(--grey-60);
+    --tone-7: var(--grey-70);
+    --tone-8: var(--grey-80);
+    --tone-9: var(--grey-90);
+    --accent-1: var(--blue-40);
+    --accent-2: var(--blue-50);
+    --accent-3: var(--blue-60);
+    --in-content-page-color: var(--tone-4)!important;
+    --in-content-page-background: var(--tone-7)!important;
+    --in-content-text-color: var(--tone-3)!important;
+    --in-content-selected-text: var(--tone-1)!important;
+    --in-content-selected-text-background: #5675b9;
+    --in-content-box-background: var(--tone-6)!important;
+    --in-content-box-background-odd: #f3f6fa;
+    --in-content-box-background-hover: var(--tone-6)!important;
+    --in-content-box-background-active: var(--tone-6)!important;
+    --in-content-box-border-color: var(--tone-5)!important;
+    --in-content-item-hover: rgba(0,149,221,0.25);
+    --in-content-item-selected: var(--tone-8)!important;
+    --in-content-border-highlight: var(--accent-1)!important;
+    --in-content-border-focus: var(--accent-1)!important;
+    --in-content-border-color: var(--tone-6)!important;
+    --in-content-category-outline-focus: 1px dotted #0a84ff;
+    --in-content-category-text: var(--tone-4)!important;
+    --in-content-category-text-active: #0c0c0d;
+    --in-content-category-text-selected: var(--accent-1)!important;
+    --in-content-category-text-selected-active: #0060df;
+    --in-content-category-background-hover: rgba(12,12,13,0.1);
+    --in-content-category-background-active: rgba(12,12,13,0.15);
+    --in-content-category-background-selected-hover: rgba(12,12,13,0.15);
+    --in-content-category-background-selected-active: rgba(12,12,13,0.2);
+    --in-content-tab-color: #424f5a;
+    --in-content-link-color: var(--accent-1)!important;
+    --in-content-link-color-hover: var(--accent-2)!important;
+    --in-content-link-color-active: #003eaa;
+    --in-content-link-color-visited: #0a8dff;
+    --in-content-primary-button-background: var(--accent-2)!important;
+    --in-content-primary-button-background-hover: var(--accent-3)!important;
+    --in-content-primary-button-background-active: var(--accent-3)!important;
+    --in-content-table-border-dark-color: var(--tone-7)!important;
+    --in-content-table-header-background: var(--accent-2)!important;
+    --theme-selection-background: var(--accent-2)!important;
+    --theme-selection-background-hover: var(--accent-1)!important;
+    --in-content-category-header-background: var(--tone-8)!important;
+    --selected-icon-fill-color: var(--tone-2)!important;
+    --in-content-dark-header-background: var(--tone-9)!important;
+    --tab-line-selected-color: var(--accent-2)!important;
+    --secure-connection-color: var(--accent-1);
+    --theme-sidebar-background: #1B1B1D!important;
+    --cm-background: var(--tone-8)!important;
+    --cm-selection: #353b48!important;
+    --cm-marker: #555!important;
+    --cm-linenumber: #58575c!important;
+    --cm-cursor: #fff!important;
+    --cm-active-line-background: rgba(185,215,253,.15)!important;
+    --cm-matching-bracket: rgba(255,255,255,.25)!important;
+    --cm-search-background: rgba(24,29,32,1)!important;
+    --cm-red: #de7474!important;
+    --start-indicator-for-updater-scripts: black;
+    --end-indicator-for-updater-scripts: black;
+    --dummy-variable-for-updater-scripys: black
+  }
 }
 menupopup,
 menupopup > menu > menupopup,
@@ -988,6 +993,26 @@ url-prefix(about:memory) {
     -moz-appearance: none!important
   }
 }
+/*! Colors hard coded due to variables not being recognized from 
+    color_variables.css ... Firefox bug? */
+@-moz-document url-prefix(https://discovery.addons.mozilla.org) {
+  .addon .ThemeImage,
+  header {
+    border-color: #4a4a4f!important
+  }
+  .addon .editorial-description,
+  .addon .heading span,
+  .disco-content {
+    color: #b1b1b3!important
+  }
+  .Button--action,
+  .Button--action:link,
+  .Button--action:not(.Button--disabled):hover,
+  .addon .heading,
+  header h1 {
+    color: #f9f9fa!important
+  }
+}
 @-moz-document url-prefix("https://addons.mozilla.org") {
   .Footer,
   .Footer-wrapper,
diff --git a/userContent_imports.css b/userContent_imports.css
index a61746d..44a16f4 100644
--- a/userContent_imports.css
+++ b/userContent_imports.css
@@ -37,4 +37,4 @@
 @import "css/userContent-files/webextension-tweaks/umatrix.css";
 @import "css/userContent-files/webextension-tweaks/vim_vixen.css";
 @import "css/userContent-files/webextension-tweaks/violentmonkey.css";
-@import "css/userContent-files/webextension-tweaks/youtube_video_and_audio_downloader.css"
+@import "css/userContent-files/webextension-tweaks/youtube_video_and_audio_downloader.css"
\ No newline at end of file