.vimg{background:#3883ff}
.vimg:hover img{opacity:.8}

.gg-container {float: left;width: 100%;
  --main-color: #000;
  --secondary-color: #111;
  --txt-color: #fff;
  --img-bg-color: rgba(240, 240, 240, 0.9);
  --backdrop-color: rgba(240, 240, 240, 0.9);
  --gap-length: 2px;
  --row-height: 200px;
  --column-width: 220px;
}

.gg-container *[data-theme="dark"] {
  --main-color: #ddd;
  --secondary-color: #eee;
  --txt-color: #111;
  --img-bg-color: rgba(20, 20, 20, 0.9);
  --backdrop-color: rgba(30, 30, 30, 0.9);
}

.gg-box {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(var(--column-width), 1fr));
  grid-auto-rows: var(--row-height);
  grid-gap: var(--gap-length);
  margin: 20px 0;
}

.gg-box a{
  position: relative;
  overflow: hidden;
  object-fit: cover;
  width: 100%;
  height: 100%;
}

.gg-box a img{object-fit: cover;width: 100%;height: 100%;cursor: pointer;}

.gg-box a:hover {
  opacity: 0.98;
}



@media (min-width: 478px) {
  .gg-box a:nth-child(4n):not(:last-of-type) {
    grid-row-end: span 2;
  }

  [data-layout="horizontal"] a:nth-child(4n):not(:last-of-type) {
    grid-column-end: span 2;
    grid-row-end: span 1;
  }

  [data-layout="square"] a:nth-child(4n):not(:last-of-type) {
    grid-row-end: span 1;
    grid-column-end: span 1;
  }
}

@media (max-width: 768px) {
  .gg-box {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    grid-auto-rows: calc(var(--row-height) - 15vh);
    margin: 10px 0;
  }
}

@media (max-width: 450px) {
  .gg-box {
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  }
}