body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: black;
  color: white;
  text-align: center;
}
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 20px;
}
h1 {
  font-size: 3em;
  letter-spacing: 2px;
}
.tagline {
  color: #ffd400;
  font-size: 1.4em;
  margin: 20px 0;
}
.call {
  background: #ffd400;
  color: black;
  padding: 20px 40px;
  font-size: 1.8em;
  font-weight: bold;
  text-decoration: none;
  border-radius: 8px;
}
.call:hover {
  background: #fff200;
}
.info {
  margin-top: 40px;
  opacity: 0.85;
}