:root {
  color-scheme: dark;
  background: #211e2a;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
}

body {
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 50% 18%, rgba(154, 134, 206, 0.2), transparent 42%),
    #211e2a;
}

.phone-frame,
#game-frame {
  display: block;
  width: 100%;
  height: 100%;
  margin: 0;
  border: 0;
}

.phone-frame {
  overflow: hidden;
  background: #edeaf4;
}

@media (min-width: 768px) {
  .phone-frame {
    width: min(480px, 56.25vh);
    height: min(853.333px, 100vh);
    box-shadow: 0 24px 70px rgba(8, 6, 16, 0.5);
  }
}