html, body {
  margin: 0;
  padding: 0;
}
canvas {
  display: block;
}

.button {
  background-color: #FFAA00; /* Green */
  border: none;
  color: black;
  padding: 2px 20px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 12px;
  font-weight: bold;
  cursor: pointer;
  border-radius: 6px;
  width: 60px;
  border: 1px solid #DD6600;
  
   -webkit-transition-duration: 0.4s; /* Safari */
  transition-duration: 0.4s;
}

.button:hover {
  background-color: #DD6600; /* Green */
  color: white;
}