.header {
  overflow: hidden;
  background-color: transparent;
  padding: 20px 10px;
}

/* Style the header links */
.header a {
  float: left;
  text-align: center;
  padding: 12px;
  font-size: 25px;
  border-radius: 4px;
  background: white;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
/* Change the background color on mouse-over */
.header a:hover {
  background-color: #ddd;
  color: black;
}

/* Style the active/current link*/
.header a.active {
  background-color: dodgerblue;
  color: white;
}

/* Float the link section to the right */
.header-right {
  float: right;
}

/* Add media queries for responsiveness - when the screen is 500px wide or less, stack the links on top of each other */
@media screen and (max-width: 500px) {
  .header a {
    float: none;
    display: block;
    text-align: left;
  }
  .header-right {
    float: none;
  }
}
/* Style the logo link (notice that we set the same value of line-height and font-size to prevent the header to increase when the font gets bigger */
.header a.logo {
  font-size: 50px;
  font-weight: bold;
}
body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: linear-gradient(90deg,rgba(255, 255, 255, 1) 0%, rgba(153, 150, 150, 1) 50%, rgba(255, 255, 255, 1) 100%);

  
}

.gallery {
  --size: 100px;
  display: grid;
  grid-template-columns: repeat(6, var(--size));
  grid-auto-rows: var(--size);
  margin-bottom: var(--size);
  place-items: start center;
  gap: 5px;
  
  
  &:has(:hover) img:not(:hover),
  &:has(:focus) img:not(:focus){
    filter: brightness(0.5) contrast(0.5);
  }

  & img {
    object-fit: cover;
    width: calc(var(--size) * 2);
    height: calc(var(--size) * 2);
    clip-path: path("M90,10 C100,0 100,0 110,10 190,90 190,90 190,90 200,100 200,100 190,110 190,110 110,190 110,190 100,200 100,200 90,190 90,190 10,110 10,110 0,100 0,100 10,90Z");
    transition: clip-path 0.25s, filter 0.75s;
    grid-column: auto / span 2;
    border-radius: 5px;
	

    &:nth-child(5n - 1) { 
      grid-column: 2 / span 2 
    }

    &:hover,
    &:focus {
      clip-path: path("M0,0 C0,0 200,0 200,0 200,0 200,100 200,100 200,100 200,200 200,200 200,200 100,200 100,200 100,200 100,200 0,200 0,200 0,100 0,100 0,100 0,100 0,100Z");
      z-index: 1;
      transition: clip-path 0.25s, filter 0.25s;
	  transform: scale(2);


    }
    
    &:focus {
      outline: 1px dashed black;
      outline-offset: -5px;

    }