README.css

   1 h1 { text-align: center; }
   2 pre {
   3     border: 1px solid #ccc;
   4     box-shadow: 3px 3px 3px #eee;
   5     padding: 8pt;
   6     font-family: monospace;
   7     overflow: auto;
   8     margin: 1.2em;
   9 }
  10 pre code {
  11     position: relative;
  12     overflow: visible;
  13     padding-top: 1.2em;
  14 }
  15 pre code:before {
  16     display: none;
  17     position: absolute;
  18     background-color: white;
  19     top: -10px;
  20     right: 10px;
  21     padding: 3px;
  22     border: 1px solid black;
  23 }
  24 pre code:hover:before { display: inline; }