html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: linear-gradient(#9fd7ff, #f7fbff);
  color: #111;
  font-family: "DejaVu Sans", "Noto Sans", sans-serif;
}

.wrap {
  min-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem;
  box-sizing: border-box;
}

#game {
  width: min(96vw, 1100px);
  height: auto;
  border: 3px solid #111;
  border-radius: 8px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.24);
  background: #8dd8ff;
  touch-action: manipulation;
}