@media (min-width: 200px) and (max-width: 880px) {
  #yt {
    margin: 0px auto;
    width: 300px;
    height: 170px;
  }
  #logo {
    width: 100px;
  }
  .links a {
    display: block;
  }
  section {
    width: 100%;
    height: auto;
  }
}