* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Oswald', sans-serif;
}

body {
  height: 100vh;
  background: url("background.jpg") no-repeat center center fixed;
  background-size: cover;
  color: #ffffff;
  overflow-x: hidden;
}

.overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.65);
  z-index: -1;
}

header {
  text-align: center;
  padding: 100px 20px 40px;
}

header h1 {
  font-size: 4rem;
  letter-spacing: 6px;
}

header p {
  font-size: 1.2rem;
  color: #9cffd9;
}

nav {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin-bottom: 60px;
}

nav a {
  color: #00ffcc;
  text-decoration: none;
  font-size: 1.1rem;
  transition: 0.3s;
}

nav a:hover {
  color: #ffffff;
  text-shadow: 0 0 10px #00ffcc;
}

section {
  max-width: 800px;
  margin: 0 auto 80px;
  padding: 0 20px;
  text-align: center;
}

section h2 {
  font-size: 2.2rem;
  margin-bottom: 15px;
  color: #00ffcc;
}

section p {
  font-size: 1.1rem;
  line-height: 1.6;
}

footer {
  text-align: center;
  padding: 20px;
  font-size: 0.9rem;
  color: #aaa;
}