style.css

   1 canvas {
   2     position: absolute;
   3     top: 1px;
   4     left: 1px;
   5     margin: 20px;
   6     border: 1px solid black;
   7     }
   8 #controls {
   9     float:right;
  10     width:150px;
  11     }
  12 #controls li {
  13     cursor: pointer;
  14     padding-bottom:15px;
  15     font-weight: bold;
  16     list-style-type: none;
  17     }
  18 #markup {
  19     display:none;
  20     }