File: src/Theme/theme.css

/**
 * declorations
 */
 .videoblock {
    border-bottom-left-radius: 6px;
    border-bottom-right-radius: 6px;
    transition: 0.5s;
    box-shadow: 2px 4px 10px rgba(0, 0, 0, 0.1);
    background-color: transparent;
  }
  .videoblock:hover {
    box-shadow: 2px 4px 20px rgba(0, 0, 0, 0.6);
  }
  .videoblock .video-wrapper {
    background-color: transparent;
  }

  /**
   * main demo style
   */
  .videoblock-dynamic .wrap-scale-width iframe,
  .videoblock-dynamic .wrap-scale-width embed,
  .videoblock-dynamic .wrap-scale-width object,
  .videoblock-dynamic .wrap-scale-width video {
    position: relative;
    width: 100%;
  }

  .videoblock-dynamic .wrap-scale-width-height {
    position: relative;
    padding-top: 25px;
    height: 0;
  }
  .videoblock-dynamic .wrap-scale-width-height iframe,
  .videoblock-dynamic .wrap-scale-width-height embed,
  .videoblock-dynamic .wrap-scale-width-height object,
  .videoblock-dynamic .wrap-scale-width-height video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }

  /**
   * site specific fixes
   */
  .fb-post, .fb-post iframe[style], .fb-post span,
  .fb-comments, .fb-comments iframe[style], .fb-comments span {
    width: 100% !important;
  }