html,body,#root{margin:0;height:100%;background-color:#121212}body{margin:0;background-color:#121212;color:#e0e0e0;font-family:sans-serif}button{background-color:#1e1e1e;color:#e0e0e0;border:1px solid #444;border-radius:4px;padding:8px 16px;cursor:pointer}button:hover{background-color:#2a2a2a}