diff --git a/themes/learn2/css/.custom.css.swp b/themes/learn2/css/.custom.css.swp
index 527a3ea..a8ac9c1 100644
Binary files a/themes/learn2/css/.custom.css.swp and b/themes/learn2/css/.custom.css.swp differ
diff --git a/themes/learn2/css/custom.css b/themes/learn2/css/custom.css
index baeb710..21122c8 100644
--- a/themes/learn2/css/custom.css
+++ b/themes/learn2/css/custom.css
@@ -57,25 +57,25 @@ body {
 }
 
 /* code blocks */
-pre .language-txt {
+code[class*="language-"], pre[class*="language-"] {
     background: #222222 !important;
     border: 1px solid #555555 !important;
 }
 pre code {
     /*color: #b51c42;*/
-    color: #c897d8;
+    color: #c897d8 !important;
     /* this padding fixes indent on first line for codeblocks */
-    padding: 0;
+    padding: 0 !important;
 }
 pre .copy-to-clipboard {
-    background-color: #111111;
+    background-color: #111111 !important;
     /*
     to revert the fix for "copy" button
     margin-top: 0;
     */
 }
 pre .copy-to-clipboard:hover {
-    background-color: #333333;
+    background-color: #333333 !important;
 }
 
 /* inline code */