.image-container {
  display: flex;
  justify-content: center; 
  gap: 20px;
}

header, h1 {
  text-align: center;
}

h2 {
  text-align: left;
}
 nav a {
            text-decoration: none; 
            color: blue; 
            margin-right: 10px;
        }
        
        nav {
            text-align: center; 
            margin-bottom: 10px; 
        }