.main{
	position: fixed;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    display: flex;
    align-items:center;
}
.camera_a{
  position: relative;
}
.camera_a::after{
  content: " ";
  position: absolute;
  pointer-events: none;
  box-sizing: border-box;
  -webkit-transform-origin: center;
  transform-origin: center;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  -webkit-transform: scaleY(.6);
  transform: scaleY(.6);
  border-right: 1px solid #ccc;

}
.layer{
	display: flex;
	margin:0 auto;
	padding: 0 30px;
	box-sizing: border-box;
}
.img_a{
	padding:0 60px;
}