video {
  max-width: 100%;
}

video.icon, img.icon {
  width: 80px;
  height: 80px;
  object-fit: contain;
}
video.icon.small {
  width: 60px;
  height: 60px;
}
video.icon.large,
img.icon.large {
  width: 150px;
  height: 150px;
}

.kid_group {
  width: 700px;
}

@media (max-width: 500px) {
  video.icon, img.icon {
    width: 130px;
    height: 130px;
  }

  .kid_group {
    max-width: initial;
    width: 150vw;
    margin-left: -33vw;
  }
}