#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#2c3e50;margin-top:60px}video{border:dashed 1px #ddd;border-radius:6px;margin:0 10px}.action-btns{padding:20px 0;display:flex;justify-content:center}.action-btns button{margin:0 5px}.streams{display:flex;justify-content:center}.stream-item{max-width:50%}.stream-item video{width:100%}.send-message{margin-top:8px}.messages{height:100px;overflow-y:scroll;text-align:left}