update docs css

docs/style.css

@@ -24,9 +24,7 @@
     --axel_bg-toc-head: #f8f8f8;
     --axel_brand-background: none;
     --axel_brand-pre-background: rgb(255, 0, 51);
-    ;
     --axel_brand-pre-background-hover: rgb(255, 0, 51);
-    ;
     --axel_h1_header: none;
     --axel_h1: #111;
     --axel_h1-bg: none;
@@ -308,15 +306,7 @@ ul.TableOfContents ul {
     content: '✏️ ';
 }
 
-.Links a[href^="https://github.com/"]::before {
-    content: '🌐 ';
-}
-
-.Links a[href^="https://git-repo.iml.unibe.ch/"]::before {
-    content: '🌐 ';
-}
-
-.Links a[href^="https://wwww"]::before {
+.Links a::before {
     content: '🌐 ';
 }