video {
    clear: both;
    display: block;
  }
  
  section {
    opacity: 1;
    transition: opacity 500ms ease-in-out;
  }
  
  
  .removed {
    display: none;
  }
  
  .invisible {
    opacity: 0.2;
  }
  
  .note {
    font-style: italic;
    font-size: 130%;
  }
  
  .videoView, .classifyOnClick {
    position: relative;
    float: left;
    width: 48%;
    margin: 2% 1%;
    cursor: pointer;
  }
  
  .videoView p, .classifyOnClick p {
    position: absolute;
    padding: 5px;
    background-color: #0091ff3f;
    color: #FFF;
    border: 1px dashed rgba(255, 255, 255, 0.7);
    z-index: 2;
    font-size: 12px;
    margin: 0;
  }
  
  .highlighter {
    background: rgba(0, 255, 0, 0.25);
    border: 1px dashed #fff;
    z-index: 1;
    position: absolute;
  }
  
  .classifyOnClick {
    z-index: 0;
  }
  
  .classifyOnClick img {
    width: 100%;
  }