body{background:#000;color:#4264df}.App{text-align:center}ul{list-style-type:none;padding:0}li{margin:10px 0;padding:10px;cursor:pointer;background-color:#f4f4f4}li:hover{background-color:#ddd}.selected{background-color:#b3e5fc}.button{background-color:#0dbc72;border-radius:20px;width:20%;cursor:pointer}.button-disable{border-radius:20px;width:20%;cursor:not-allowed}