body {
  color: skyblue;
  background: white;
}
.dez {
  font-family: system-ui, "Segoe UI", 
  Roboto, Helvetica, Arial, san-serif, 
  "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";  
}
.Photos {
    font-family: system-ui, "Segoe UI", 
  Roboto, Helvetica, Arial, san-serif, 
  "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    font-size: 1.60rem;
    text-align: center;
    margin: 16px 16px;
    padding: 15px 10px 15px 10px;
    background-color: aquamarine;
    color: white;
}
.center { display: block; margin-left: auto;
margin-right: auto; width: 50%}
img {
    width: 100%;
    max-width: 500px;
}