:root {
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

.countdown-page {
  margin: 0;
  min-height: 100vh;
  min-height: 100svh;
  overflow: hidden;
  background: #000000;
  color: #ffffff;
  font-family: Arial, Helvetica, sans-serif;
}

.countdown-shell {
  width: 100%;
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 16px;
}

.countdown {
  display: block;
  max-width: 100%;
  color: #ffffff;
  font-family: Arial, Helvetica, sans-serif;
  font-size: clamp(1.75rem, 9.5vw, 8rem);
  font-variant-numeric: tabular-nums;
  font-kerning: none;
  font-weight: 400;
  line-height: 1;
  letter-spacing: 0.01em;
  text-align: center;
  white-space: nowrap;
}