.top-case {
  padding-top: 0;
}

.right-hidebox {
  margin-top: 112px;
}

.video4-dong4 {
  position: relative;
}

.blck-ke {
  position: absolute;
  padding:0;text-align: center;
}

.blck-ke>div {
  margin: 0 5px;
}




@media (min-width: 800.999px) and (max-width: 1080px) { /* ipad */

}

@media (min-width:1080px) {
  /* PC */
  .video4-text div.blck-ke {margin-left:-1.6em;bottom:26%;}
}

@media (max-width:800px) {
  /* WAP */
  .blck-ke {
    padding:0 !important;
    bottom:36.5%;
  }

}