:root {
  --font-size: 140px;
  --font-color: #ffffff;
  --bg-color: #000000;
  --letter-spacing: 0.08em;
}

* {
  box-sizing: border-box;
}

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

body {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-color);
  color: var(--font-color);
  font-family: "JetBrains Mono", "Menlo", monospace;
  letter-spacing: var(--letter-spacing);
  overflow: hidden;
}

#timer {
  font-size: var(--font-size);
  font-weight: 600;
  text-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
  user-select: none;
}

#debug {
  position: absolute;
  bottom: 16px;
  right: 16px;
  padding: 6px 10px;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.35);
  font-size: 12px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}