.demo-player-container
  height: 100%
  display: flex
  flex-direction: column
  .control-panel
    flex: none
    margin-bottom: 5px
    padding: 20px
    &>label
      margin-right: 20px
      &>span
        margin-right: 10px
        font-weight: bold
  .to-player
    flex: 1