html,body {
    font-family: 'Raleway', sans-serif;
    padding: 0 2em;
    font-size: 18px;
    background: maroon;
    color: #aaa;
    text-align:center;
  }
  img{
    width: 400px;
    height: 400px;
    padding: 5px;
}
  .thumbnail {
    max-width: 40%;
  }
  .lightbox {
      display: none;
      position: fixed;
      z-index: 999;
      width: 100%;
      height: 100%;
      text-align: center;
      top: 0;
      left: 0;
      background: rgba(0,0,0,0.8);
  }
  .lightbox img {
      max-width: 90%;
      max-height: 80%;
      margin-top: 2%;
  }
  .lightbox:target {
      outline: none;
      display: block;
  }