:root {
  color-scheme: dark;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  color: #edf4fc;
  background: #101b2a;
}

* {
  box-sizing: border-box;
}

body {
  display: grid;
  place-items: center;
  margin: 0;
  min-height: 100vh;
  min-height: 100svh;
  padding: clamp(1rem, 5vw, 4rem);
  background: radial-gradient(ellipse at 25% 12%, #253c58, transparent 65%), #101b2a;
}

main {
  width: min(100%, 40rem);
  padding: clamp(1.75rem, 8vw, 4.5rem);
  border: 1px solid #38516b;
  border-radius: 1.25rem;
  background: #172639;
}

img {
  display: block;
  width: 4rem;
  height: 4rem;
}

h1 {
  margin: 1.5rem 0 0;
  font-size: clamp(2.25rem, 7vw, 4.5rem);
  line-height: 1.08;
}

p {
  margin: 0.875rem 0 0;
  color: #b7cde4;
  font-size: clamp(1rem, 2.8vw, 1.125rem);
  line-height: 1.5;
}