* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Poppins', sans-serif;
  color: #333;
  line-height: 1.6;
}

/* HEADER */
.header {
  background: #111;
  color: #fff;
  padding: 15px 0;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 10;
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 90%;
  margin: auto;
}

.logo {
  font-weight: 600;
  color: #00bfa6;
}

.nav a {
  color: #fff;
  margin-left: 20px;
  text-decoration: none;
  font-weight: 400;
}

.nav a:hover {
  color: #00bfa6;
}

/* HERO */
.hero {
  background: url('https://images.unsplash.com/photo-1506744038136-46273834b3fb?auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: #fff;
  padding: 0 20px;
}

.hero-content {
  background: rgba(0, 0, 0, 0.5);
  padding: 30px;
  border-radius: 10px;
}

.hero h2 {
  font-size: 3rem;
  margin-bottom: 10px;
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 20px;
}

.btn {
  background: #00bfa6;
  color: #fff;
  padding: 10px 20px;
  border-radius: 5px;
  text-decorat