body, html {
	background-color: #3498db;
	overflow: hidden;
  margin: 0;
  padding: 0;
}

.container {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.line {
  display: block;
  background: #fff;
  float: left;
  width: 8px;
  height: 25px;
  margin-right: 3px;
}