body {
  background-color: hsl(262 32% 52% / 1);
  font-size: 100%;
  height: 100vh;
  margin: 0;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  font-family: system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

main {
  align-content: start;
  border: 1px solid black;
  border-radius: 10px;
  height: 100%;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  justify-items: stretch;
  padding: 2rem;
  grid-auto-rows: auto;
  overflow-y: auto;
  gap: 1px;
}

h1 {
  margin-top: 0;
  margin-bottom: 1rem;
}

main img:hover {
  opacity: 0.8;
}

main img {
  cursor: pointer;
  transition: opacity 100ms;
}

footer {
  padding-top: 1rem;
}

small {
  font-size: 65%;
}