.ly_about_30 .l_box {
  position: relative;
}
.ly_about_30 .l_box::after {
  display: none;
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9;
  cursor: pointer;
  background-size: cover;
  background-position: center;
  background-image: url('//ueeshop.ly200-cdn.com/u_file/UPBH/UPBH991/2605/19/photo/videonew.png');
}
.ly_about_30 .l_box.show-cover::after {
  display: block;
}