body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
  }
  
  header {
    background: #003366;
    color: white;
    padding: 1em;
    text-align: center;
  }
  
  nav ul {
    list-style: none;
    padding: 0;
  }
  
  nav ul li {
    display: inline;
    margin: 0 1em;
  }
  
  nav ul li a {
    color: white;
    text-decoration: none;
  }
  
  .hero {
    text-align: center;
    background: #e6f2ff;
    padding: 2em;

  }
  
  .hero img {
    width: 100%;
    max-width: 800px;
  }
  
  section {
    padding: 2em;
  }
  
  section img {
    width: 100%;
    max-width: 600px;
    display: block;
    margin-top: 1em;
  }
  
  form input, form textarea {
    display: block;
    width: 100%;
    max-width: 400px;
    margin-bottom: 1em;
    padding: 0.5em;
  }
  
  button {
    padding: 0.5em 1em;
    background: #003366;
    color: white;
    border: none;
  }
  
  footer {
    text-align: center;
    background: #003366;
    color: white;
    padding: 1em;
    margin-top: 2em;
  }

 .img_deg{
 float: right;
 }  

 div {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}
div img {
  
  width: 500px;
  height: 400px;
  border: 2px maroon;
  box-shadow: 4x 7x 7px 0px rgb(57, 126, 205);
  cursor: pointer;
  margin: 10px;
  transition: 400ms;

}
div img:hover {
  filter: contrast(100%);
  transform: scale(1.03);
}