* {
  /* basic styles */
  font-family: 'Open Sans', sans-serif;
  font-size: 14px;
  line-height: 1.42857143;
  color: #eee;
  background-color: #111;
  /* reset */
  margin: 0;
  padding: 0;
  border: 0;
  outline: 0;
  vertical-align: baseline;
  /* box-sizing */
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}

canvas {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
}