body {
  background-color: #121212;
  color: #e0e0e0;
  font-family: 'Segoe UI', sans-serif;
}

.hero {
  background: url('../img/banner.jpg') center/cover no-repeat;
  height: 100vh;
  position: relative;
}

.hero .overlay {
  background-color: rgba(0, 0, 0, 0.6);
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

h1, h2 {
  color: #00bfff;
}

.btn-primary {
  background-color: #00bfff;
  border: none;
}

.btn-primary:hover {
  background-color: #008ecc;
}