HOSN-app/app/src/components/tweet-body/tweet-body.scss

tweet-body {
  span.text {
    white-space: pre-wrap;
  }
  .photo {
    margin-top: 5px;
    padding: 2px;
    border-radius: 3px;
    border: 1px solid #dfdfdf;
  }
  video {
    width: 100%;
  }
}