Revert "fix dark mode for dropdown menu in course home and for chapter navigation"

This reverts commit eca2ee1.

Author: sethbern

bases/rsptx/interactives/runestone/common/css/runestone-custom-sphinx-bootstrap.css

@@ -393,27 +393,6 @@ div.container {
   background-color: #f5f5f5;
 }
 
-/*Dark mode-force dropdown menus to black background with white text */
-[data-theme="dark"] .dropdown-menu {
-    background-color: #000000;
-    color: #ffffff;
-}
-
-[data-theme="dark"] .dropdown-menu > li > a,
-[data-theme="dark"] .dropdown-menu > li > span,
-[data-theme="dark"] .dropdown-menu > li > div,
-[data-theme="dark"] .dropdown-menu > li > label {
-    color: #ffffff;
-}
-
-[data-theme="dark"] .dropdown-menu > li > a:hover,
-[data-theme="dark"] .dropdown-menu > li > a:focus,
-[data-theme="dark"] .dropdown-menu > li > label:hover,
-[data-theme="dark"] .dropdown-menu > li > label:focus {
-    color: #ffffff;
-    background-color: #333333;
-}
-
 .dropdown-menu > li > a {
     color: var(--grayToWhite);
 }

bases/rsptx/interactives/runestone/common/css/user-highlights.css

@@ -99,17 +99,6 @@ div.sphinxsidebar {
 	margin-left: auto;
 	margin-right: auto;
 }
-
-[data-theme="dark"] #jump-to-chapter {
-    background-color: #000000;
-    color: #ffffff;
-    border-color: #555555;
-}
-
-[data-theme="dark"] #jump-to-chapter option {
-    background-color: #000000;
-    color: #ffffff;
-}
 #navigation-links{
 	background-color: #F8F8F8;
     border: 1px solid #CCCCCC;

components/rsptx/templates/staticAssets/css/runestone-custom-sphinx-bootstrap.css

@@ -140,27 +140,6 @@ div.section {
     white-space: nowrap;
 }
 
-/*Dark mode- force dropdown menus to black background with white text */
-[data-theme="dark"] .dropdown-menu {
-    background-color: #000000 !important;
-    color: #ffffff !important;
-}
-
-[data-theme="dark"] .dropdown-menu > li > a,
-[data-theme="dark"] .dropdown-menu > li > span,
-[data-theme="dark"] .dropdown-menu > li > div,
-[data-theme="dark"] .dropdown-menu > li > label {
-    color: #ffffff !important;
-}
-
-[data-theme="dark"] .dropdown-menu > li > a:hover,
-[data-theme="dark"] .dropdown-menu > li > a:focus,
-[data-theme="dark"] .dropdown-menu > li > label:hover,
-[data-theme="dark"] .dropdown-menu > li > label:focus {
-    color: #ffffff !important;
-    background-color: #333333 !important;
-}
-
 .loggedinuser {
     font-weight: bold;
 }