:root {
  --bg: #f5f3ee;
  --ink: #111111;
  --accent: #ffd400;
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, "system-ui", "Segoe UI", Helvetica, Arial, sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.box {
  margin-top: 8rem;
  background: var(--accent);
  border: 5px solid var(--ink);
  box-shadow: 8px 8px 0 var(--ink);
  padding: 12px 21.6px;
}

.box h1 {
  margin: 0;
  font-size: 3rem;
  font-weight: 800;
}

.tagline {
  margin-top: 1.5rem;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.35em;
}