body {
  
  background-color: black;
  
}
header {
  text-align: center;
 }

div{background-color:pink;
	width:600px;
	
	margin:auto;
	}
	




.photo {
  width: 100%;
  height: auto;
  padding:10px;
}
#w3{ 
  position: relative;
  left:-100px;
  top:100px;
  border: 3px solid #73AD21;

  background-color: white;
width:100px;
height:100px;
  border: 2px solid black;
  margin: 20px;
  padding: 20px;
}


nav ul {

  list-style-type: none;
  padding: 10px;
  margin: 10px;
  background-color: lightblue;
  display: flex;
  justify-content: center;
  gap: 2rem;
}

nav ul li a {
  text-decoration: none;
  color: #333;
  font-weight: bold;
}

div {
  padding: 20px;
  max-width: 600px;
  margin: auto;
  text-align: center;
}