body {
  margin: 0;
  padding: 0;
  background: url('wall.png') no-repeat center center fixed;
  background-size: cover;
  font-family: sans-serif;
  color: white;
}

.overlay {
  background-color: rgba(0, 0, 0, 0.7);
  min-height: 100vh;
  padding: 20px;
}

header, main, footer {
  text-align: center;
  margin-bottom: 30px;
}

.social-links a {
  color: white;
  margin: 0 10px;
  text-decoration: none;
  background: #9146FF;
  padding: 10px 15px;
  border-radius: 5px;
}

section {
  margin: 20px 0;
}