Add a little hover effect. #134

Author: BenJetson

_sass/custom/styles/_stack.scss

@@ -30,6 +30,11 @@
     text-decoration: none;
   }
 
+  &:focus-within,
+  &:hover {
+    box-shadow: inset 0px 0px 0px 4px #000;
+  }
+
   max-width: 400px;
 
   text-align: center;