:root {
    --grid-cols: 1;
    --grid-rows: 1;
  }
  
  #container {
    display: grid;
    grid-template-rows: repeat(var(--grid-rows), 40px);
    grid-template-columns: repeat(var(--grid-cols), 40px);
    overflow: hidden;
  }
  
  .grid-item {
    gap: 0px;
  }

  .grid-item:hover{
    border: 1px solid #ddd;
  }