* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: #111;
  color: #fff;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang TC", "Microsoft JhengHei", "Noto Sans TC", sans-serif;
}

.home {
  height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 12px;
  padding: 24px;
}

.home h1 {
  font-size: 32px;
  margin: 0;
}

.home .tagline {
  color: #aaa;
  font-size: 14px;
  margin: 0 0 12px;
}

.home .btn {
  display: inline-block;
  padding: 10px 24px;
  border: 1px solid #fff;
  border-radius: 999px;
  color: #fff;
  text-decoration: none;
  font-size: 14px;
}

.home .btn:hover {
  background: #fff;
  color: #111;
}