.age-limit{
  width:74px;
  height:95px;
  position:fixed;
  left:10px;
  bottom:10px;
  z-index:11;
}
.age-8{
  background:url(https://image.6kw.com/public/images/age_8.png);
}
.age-16{
  background:url(https://image.6kw.com/public/images/age_16.png);
}