* {
  box-sizing: border-box;
}

body {
  display: grid;
  place-content: center;
  min-height: 100vh;
  margin: 0;
  background-color: #111;
}

.container {
  display: grid;
  grid-template-columns: repeat(auto-fill, 16px);
  max-width: 320px;
  &:hover {
    cursor: none;
  }
}

.square {
  margin: 1px;
  width: 14px;
  height: 14px;
  background-color: #1d1d1d;
  box-shadow: 0 0 2px #000;
  transition: 2s ease;
  &:hover {
    transition-duration: 0s;
  }
}