html {
  /* height: 100%;
  width: 100%; */
  margin:0%;
  background-color: #fff;
}
button{
  position:absolute;
  z-index:11;
}
canvas {
	width: 100%; 
	height: 100%;
  /* width:880px;
  height:500px; */
	padding: -1%;
  position: absolute;
  margin:-1%;
  border-color:#000;
  border-width: 10px;
  outline: black 3px solid;

}
span{
  height: 10px;
  position: absolute;
  z-index:11;
  margin:-1%;
  width:100%;
  background-color: #080;
}
#pix{
  height: 251px;
  background-color: #000;
  position: absolute;
  z-index:0;
}