html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #EEE5E5;
}

body {
  font-family: Arial, Helvetica, sans-serif;
}

main {
  width: 100vw;
  height: 100vh;
}

canvas {
  display: block;
}

button {
  appearance: none;
  -webkit-appearance: none;
}