body {
  margin: 0;
  background: #ededed;
  color: #666;
  font: 14px/23px Arial, Verdana, sans-serif;
  overflow: hidden;
}

html {
  overflow: -moz-scrollbars-vertical;
  overflow-y: scroll;
}

a {
  color: #70a23e;
}

#main {
  background: #d3d3d3;
  width: 100%;
  height: 2000px;
  padding: 30px;
}

#container {
  padding-top: 10px;
  margin: 0 auto;
  width: 500px;
  /* height:600px; */
}

#note {
  width: 500px;
  margin: 15px auto 15px auto;
  padding: 15px;
  border: 1px solid gray;
  text-align: center;
}

/* Give canvas a background */
canvas {
  background-color: black;
  width: 500px;
  height: 500px;
}

* {
  -webkit-box-sizing: border-box; /* Safari/Chrome, other WebKit */
  -moz-box-sizing: border-box; /* Firefox, other Gecko */
  box-sizing: border-box; /* Opera/IE 8+ */
  /* avoid green selection color in android browser */
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}