:root {
  --background: black;
  --foreground: white;

  font-family: "Rubik", sans-serif;
}

body {
  margin: 0;
  padding: 1.5rem;
  background-color: var(--background);
  color: var(--foreground);
}

#gallery {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr));
}

[data-content]:before {
  content: attr(data-content);
  position: absolute;
  bottom: 0;
  background-color: var(--foreground);
  text-decoration: none;
  color: var(--background);
  font-weight: 600;
  padding: 0.4rem 0.7rem 0.3rem 0.7rem;
  border-top-right-radius: 1rem;
  z-index: 1;
}

a {
  text-decoration: none;
  position: relative;
  background-color: var(--foreground);
  outline: 1px solid var(--foreground);
  outline-offset: -1px;
  border-radius: 1rem;
  overflow: hidden;
  filter: saturate(0);
  transition: 500ms;
}

a > iframe {
  aspect-ratio: 1;
  border: none;
  width: 100%;
  display: block;
}

a:hover {
  filter: saturate(1);
}