styles.css

 *{
  
  margin: 0;
	 padding: 0;
	 font-family: sans-serif;
 }
 body {
  margin: 0;
 }
 .video-background {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%; /* Maintain 16:9 aspect ratio (9 / 16 * 100) */
    object-fit: cover;  
  }
  
  .video-element {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .nav{
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
    padding: 0 1rem;
  }
  .site-title {
    font-size: 2rem;
  }
  
  .nav ul {
    padding: 0;
    margin: 0;
    list-style: none;
    display: flex;
    gap: 1rem;
  }
  
  .nav a {
    color: inherit;
    text-decoration: none;
    height: 100%;
    display: flex;
    align-items: center;
    padding: .25rem;
  }
  
  .nav li.active {
    background-color: #555;
  }
  
  .nav li:hover {
    background-color: #777;
  }