html, body {
	width: 100%;
	height: 100%;
  margin: 0px;
  padding: 0px;
	display: flex;
	justify-content: center;
	align-items: center;
}

.container {
  position: absolute;
  width: 100%;
  height: 100%;
  background-color: #0000FF;
  padding: 0;
  margin: 0;
  display: -webkit-flex;
  display: flex;
  background-image: url(devil.jpg);
  background-size: cover;
  background-position: bottom center;
}

.sound-icon {
  position:absolute;
  bottom:24px;
  left:24px;
  width: 24px;
  height: 24px;
  z-index: 101;
  cursor: pointer;
  background-image: url(volume-off.png);
  background-size: 24px 24px;
  background-position: left center;
}

/*.dummy {
  position: absolute;
  top: 20px;
  left: 20px;
  width: 100px;
  height: 100px;
  background-color: #00ff00;
  cursor: pointer;
  z-index: 101;
}

.dummy2 {
  position: absolute;
  bottom: 20px;
  left: 20px;
  width: 100px;
  height: 100px;
  background-color: #FF0;
  cursor: pointer;
  z-index: 102;
}*/