Youtube in React: CSS classes for dynamic styling of the video info box

VideoInfoBox.scss

.video-description {
    /* Leave the old content just as it was and add the code below */

    p {
      line-height: 1.4rem;
      margin-bottom: 0;
    }

    .collapsed {
      max-height: 2.8rem;
      overflow-y: hidden;
    }

    .expanded {
      max-height: none;
    }
  }