ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;

  }
  
  li {
    float: left;
    
  }
  
  li a {
    display: block;
    color: black;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
  }

  li a:hover {
    background-color: #111;
    color: white; 
  }
  
  img {
    width: 500px;
    align-items: center;
    border-style: solid;
  }

  h1 {
    text-align: center; 
  }

  body {
    background-color: #ffffc5;
    font-family: "Trirong", serif;
  }

  .vase {
    display: flex; 
    justify-content: center;
  }

  .navigation {
    display: flex; 
    justify-content: center;
  }