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

body {
  margin: 0;
  /* min-height: 100vh; */
  display: grid;
  place-items: center;
  background: #777d87;
  margin-top: 3vw;
}

.gallery {
  margin-top:  5vw;
  display: grid;
  grid-template-columns: repeat(6, 105px);
  grid-auto-rows: 105px;

  &:has(:hover) img:not(:hover),
  &:has(:focus) img:not(:focus) {
    filter: brightness(0.5) contrast(0.5);
  }

  & img {
    object-fit: cover;
    width: 200px;
    height: 200px;
    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;
    z-index: 1;
    position: relative;
    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: 2;
      transition: clip-path 0.25s, filter 0.25s;
    }

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