.modal {
    display: none;
    position: fixed;
    z-index: 999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.7);
  }
  .modal-main {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 700px;
    padding: 10px;
    border-radius: 5px;
    background-color: #fff;
  }
  .close {
    position: absolute;
    right: 7px;
    top: -2px;
    font-size: 25px;
    font-weight: bold;
    color: #aaa;
    cursor: pointer;
    z-index: 1;
  }
  .close:hover {
    color: #000;
  }
  video, iframe {
    border: none;
    outline: none;
  }
  .video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
  }
  .video-container iframe,
  .video-container video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
  }