body, html {
  margin: 0;
  padding: 0;
  font-family: 'Montserrat', sans-serif;
  height: 100%;
}

.hero {
  background: url('background.jpg') no-repeat center center/cover;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.overlay {
  text-align: center;
  color: white;
}

h1 {
  font-size: 4rem;
  font-weight: 700;
  line-height: 1.2;
}

.highlight {
  color: #b3ff00;
  border: 2px solid #b3ff00;
  padding: 0 10px;
}

.tagline {
  display: inline-block;
  background: #b3ff00;
  color: black;
  padding: 5px 15px;
  margin: 20px 0;
  font-weight: 500;
  border-radius: 4px;
}

.buttons {
  margin-top: 30px;
}

.btn {
  display: inline-block;
  margin: 0 15px;
  padding: 12px 25px;
  background: rgba(0, 119, 255, 0.9);
  color: white;
  text-decoration: none;
  font-size: 1.2rem;
  border-radius: 6px;
  transition: all 0.3s ease;
}

.btn:hover {
  background: #005bbb;
  transform: scale(1.05);
}