html{font-family:Roboto,Helvetica,Arial,sans-serif}body{margin:0;padding:0;background-color:#424242;color:#fff}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:#424242}::-webkit-scrollbar-thumb{background:#666;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#888}