diff --git a/html/inc/prefs_project.inc b/html/inc/prefs_project.inc
index 61644673c3..a033d27d43 100644
--- a/html/inc/prefs_project.inc
+++ b/html/inc/prefs_project.inc
@@ -271,7 +271,7 @@ function print_prefs_display_project($user, $columns=false) {
 
     $switch_link = " <font size=\"-1\"><a href=prefs.php?subset=project&cols=". (int)!$columns .">".tra("(Switch View)")."</a></font>";
     if ($columns) {
-        echo "<h2>".tra("Combined preferences").$switch_link."</h2>";
+        echo "<h3>".tra("Combined preferences").$switch_link."</h3>";
         start_table();
         prefs_show_privacy($user, true);
         venue_show($user);
@@ -282,7 +282,7 @@ function print_prefs_display_project($user, $columns=false) {
         end_table();
     } else {
         if (isset($project_prefs->home) || isset($project_prefs->work) || isset($project_prefs->school)) {
-            echo "<h2>".tra("Primary (default) preferences").$switch_link."</h2>";
+            echo "<h3>".tra("Primary (default) preferences").$switch_link."</h3>";
         }
         start_table();
         prefs_show_project($project_prefs, false);
diff --git a/html/project.sample/project_specific_prefs.inc b/html/project.sample/project_specific_prefs.inc
index a09a315a57..27e9b28ee0 100644
--- a/html/project.sample/project_specific_prefs.inc
+++ b/html/project.sample/project_specific_prefs.inc
@@ -109,7 +109,7 @@ function project_specific_prefs_default() {
 
 function number_select($name, $max, $n) {
     $sel = ($n == 0) ? "selected":"";
-    $x = "<select name=$name> <option value=0 $sel>".tra("No limit")."</option>";
+    $x = "<select class=\"form-control\" name=$name> <option value=0 $sel>".tra("No limit")."</option>";
     for ($i=1; $i<=$max; $i++) {
         $sel = ($n == $i) ? "selected":"";
         $x .= "<option value=$i $sel>$i</option>";
@@ -127,7 +127,7 @@ function project_specific_prefs_edit($prefs, $error=false) {
     global $app_array;
     if (COLOR_PREFS) {
         $x = $prefs->color_scheme;
-        $y = "<select name=color_scheme>
+        $y = "<select class=\"form-control\" name=color_scheme>
                 ".option("Tahiti Sunset", $x)
                 .option("Desert Sands", $x)."
             </select>