diff --git a/layouts/partials/docs/inject/head.html b/layouts/partials/docs/inject/head.html
index 9e724d4..ac6150d 100644
--- a/layouts/partials/docs/inject/head.html
+++ b/layouts/partials/docs/inject/head.html
@@ -3,4 +3,9 @@
         max-width: 100%;
         height: auto;
     }
+    main aside nav h2 a img.book-icon {
+        filter: unset;
+        height: 2em;
+        width: 2em;
+    }
 </style>