* { box-sizing: border-box; margin: 0; border: none; /* font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif; */ } body { margin: 5%; background-color: rgba(0, 0, 0, 0.98); color: silver; } button { margin: 2%; width: 7cap; height: 3cap; border-radius: 10%; } input { border-radius: 1%; width: 10cap; height: 2cap; }