body, html{
  height: 100%;
  margin: 0;
}

.close_image{
  background-image: url("../source/site/sub_bg.jpg");
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  height: 100%;
}

.pc_close_content{
  color: white;
  position: absolute;
  top: 120px;
  bottom: 50px;
  z-index: 2;
  width: 100%;
  text-align: center;
  overflow-x:auto;
}

.mobile_close_content{
  color: white;
  position: absolute;
  top: 50px;
  bottom: 50px;
  z-index: 2;
  width: 100%;
  text-align: center;
  overflow-x:auto;
}