#main_emoticon {
    width: auto;
    max-width: 100%;
    height: 222px;
    position: absolute;
    bottom: 0;
    left: 0;
    z-index: 100;
}
.post_video {
  display: table;
  table-layout: fixed;
  height: auto;
  width: 200px;
  margin: 1px 0;
}