#twitch-embed {
    height: 0;
    position: relative;
    overflow: hidden;
    padding: 0 0 56.25%;
    width: 100%;
    border-radius: 8px;
  }
  
  #twitch-embed iframe {
    position: absolute;
    height: 100%;
    width: 100%;
   }

@media screen and (max-width: 780px){
  #twitch-embed iframe {
    position: absolute;
    height: 100vh;
    width: 100%;
   }

}