.header{
    position: relative;
  }
  

  * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  

    
  #gallery {
    display: grid;
    grid-template: repeat(6, 1fr) / repeat(6, 1fr);
    grid-gap: 1em;
    padding: 50px 200px 50px 200px;
  }
  
  @media (max-width: 800px) {
    #gallery {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      padding: 10px;
    }
    #gallery > div {
      width: 48%;
      margin: 1%;
    }
  }
  
  @media (max-width: 800px) {
    #gallery > div {
      width: 98%;
      margin: 1%;
    }
  }
  
  #gallery > div:nth-child(6n+1) {
    grid-column: span 2;
    grid-row: span 2;
  }
  
  #gallery > div:nth-child(2) {
    grid-column: span 3;
    grid-row: span 3;
  }
  
  #gallery > div:nth-child(4) {
    grid-column: span 1;
    grid-row: span 2;
  }
  
  #gallery > div > a {
    opacity: 0;
    position: absolute;

    font:  1em "Helvetica";
    padding: 2rem;

    width: 100%;
    height: 100%;
    transition: all ease 1s;
  }
  
  #gallery > div > img {
    width: 100%;
    height: auto;
    object-fit: cover;
    transition: all ease 1s;
  }
  
  #gallery > div:hover img {
    filter: blur(4px);
  }
  
  #gallery > div:hover a {
    opacity: 1;
  }
  
  #gallery > div {
    overflow: hidden;
    position: relative;
    box-shadow: 0 2px 8px 0 rgba(0, 0, 0, 0.2), 0 3px 20px 0 rgba(0, 0, 0, 0.19);
  }
  
  #gallery div,
  #gallery a {
    display: flex;
    justify-content: center;
    text-decoration: none;
  }
  
  
  [id^=lightbox-] {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    opacity: 0;
    transition: opacity 450ms ease-in-out;
    align-items: center;
    justify-content: center;
    pointer-events: none;
  }
  [id^=lightbox-]:target {
    opacity: 1;
    pointer-events: inherit;
  }
  [id^=lightbox-]:target img {
    filter: blur(0);
  }
  [id^=lightbox-] .content {
    max-width: 90%;
    position: relative;
    color: #fff;
  }
  [id^=lightbox-] .content:hover > a.close {
    opacity: 1;
    transform: scale(1, 1);
  }
  [id^=lightbox-] .content:hover > .title {
    opacity: 1;
    transform: translateY(-3px);
  }
  [id^=lightbox-] .content:hover > .title::after {
    opacity: 1;
  }
  [id^=lightbox-] .content > * {
    transition: all 450ms ease-in-out;
  }
  [id^=lightbox-] .title {
    display: block;
    margin: 0;
    padding: 1em;
    position: absolute;
    bottom: 0;
    width: 100%;
    transform: translateY(50%);
    font-size: 1.5em;
    opacity: 0;
  }
  [id^=lightbox-] .title::after {
    content: " ";
    background-color: rgba(0, 0, 0, 0.4);
    bottom: 0;
    left: 0;
    height: 100%;
    width: 100%;
    position: absolute;
    transition: all 350ms ease-in-out 250ms;
    opacity: 0;
    transform-origin: bottom;
    mix-blend-mode: soft-light;
  }
  [id^=lightbox-] img {
    max-height: 90vh;
    max-width: 100%;
    margin: 0;
    padding: 0;
    filter: blur(50px);
  }
  [id^=lightbox-] a.close {
    width: 2em;
    height: 2em;
    position: absolute;
    right: 0;
    top: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    transform: scale(0, 0);
    opacity: 0;
    transform-origin: right top;
    text-decoration: none;
    color: #fff;
  }
  [id^=lightbox-] a.close::after {
    content: "X";
  }