diff --git a/themes/learn2-dark/css/custom.css b/themes/learn2-dark/css/custom.css
index 4f0ce5f..c2b9323 100644
--- a/themes/learn2-dark/css/custom.css
+++ b/themes/learn2-dark/css/custom.css
@@ -10,63 +10,63 @@ Put your custom CSS in this file.
 
 /* search box placeholder text */
 #sidebar #header .searchbox input::placeholder {
-    color: rgba(200, 200, 200, 0.8);
-    opacity: 1; /* something firefox fix */
+  color: rgba(200, 200, 200, 0.8);
+  opacity: 1; /* something firefox fix */
 }
 
 /* very thin bar between last topic and clear history */
 #sidebar hr {
-    border-bottom: 1px solid #47314f
+  border-bottom: 1px solid #47314f;
 }
 
 /* code blocks */
+/*
 pre[class*="language-"] {
     background: #222222 !important;
     border: 1px solid #555555 !important;
 }
 code[class*="language-"] {
-    background: #222222 !important;
+  background: #222222 !important;
 }
 pre code {
-    /*color: #b51c42;*/
-    color: #c897d8 !important;
-    /* this padding fixes indent on first line for codeblocks */
-    padding: 0 !important;
+  //color: #b51c42;
+  color: #c897d8 !important;
+  // this padding fixes indent on first line for codeblocks
+  padding: 0 !important;
 }
 pre .copy-to-clipboard {
-    background-color: #111111 !important;
-    /*
-    to revert the fix for "copy" button
-    margin-top: 0;
-    */
+  background-color: #111111 !important;
+  //  to revert the fix for "copy" button
+  //  margin-top: 0;
 }
 pre .copy-to-clipboard:hover {
-    background-color: #333333 !important;
+  background-color: #333333 !important;
 }
+*/
 
 /* inline code */
 code {
-    /*color: #b51c42;*/
-    color: #c897d8;
-    background: #222222;
+  /*color: #b51c42;*/
+  color: #c897d8;
+  background: #222222;
 }
 .copy-to-clipboard {
-    background-color: #111111;
-    background-image: url(../images/clippy-white.svg);
-    /*
+  background-color: #111111;
+  background-image: url(../images/clippy-white.svg);
+  /*
     makes "copy" button fit slightly better imo
     FIXME this breaks chromium
     margin-top: .2rem;
     */
 }
 .copy-to-clipboard:hover {
-    background-color: #333333;
+  background-color: #333333;
 }
 
 /* Sidebar currently selected main topic */
 #sidebar ul li.active > a {
-    background: #111111;
-    color: #dddddd !important;
+  background: #111111;
+  color: #dddddd !important;
 }
 
 /* HACK hide checkmark icons */
@@ -75,13 +75,27 @@ code {
 }*/
 
 /* outline around search bar when clicked */
-textarea:focus, input[type="email"]:focus, input[type="number"]:focus, input[type="password"]:focus, input[type="search"]:focus, input[type="tel"]:focus, input[type="text"]:focus, input[type="url"]:focus, input[type="color"]:focus, input[type="date"]:focus, input[type="datetime"]:focus, input[type="datetime-local"]:focus, input[type="month"]:focus, input[type="time"]:focus, input[type="week"]:focus, select[multiple="multiple"]:focus {
-    /*box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.06), 0 0 5px rgba(164, 124, 178, 0.7);*/
-    box-shadow: none;
+textarea:focus,
+input[type="email"]:focus,
+input[type="number"]:focus,
+input[type="password"]:focus,
+input[type="search"]:focus,
+input[type="tel"]:focus,
+input[type="text"]:focus,
+input[type="url"]:focus,
+input[type="color"]:focus,
+input[type="date"]:focus,
+input[type="datetime"]:focus,
+input[type="datetime-local"]:focus,
+input[type="month"]:focus,
+input[type="time"]:focus,
+input[type="week"]:focus,
+select[multiple="multiple"]:focus {
+  /*box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.06), 0 0 5px rgba(164, 124, 178, 0.7);*/
+  box-shadow: none;
 }
 
 /* Blockquote */
 blockquote {
-    border-left: 10px solid #9C5EA2;
+  border-left: 10px solid #9c5ea2;
 }
-