.container { display: flex; flex-direction: column; justify-content: stretch; height: 100%; width: 100%; background: #1e1e1e; padding: 5px; .containerControlBar { z-index: 200; flex-shrink: 0; border-radius: 5px; font-size: .75em; height: 2em; width: 100%; background-color: #454545; display: flex; flex-direction: row; justify-content: center; margin-bottom: 5px; } .containerChannelTree { height: 100%; background: #363535; min-width: 200px; display: flex; flex-direction: column; justify-content: stretch; min-height: 100px; overflow: hidden; border-radius: 5px; } }