$height: 50px; bar { background: transparent } box.workspaces { min-height: $height; background: $bg; padding: 5px; box > button { min-width: 10px; min-height: 10px; margin: 5px; background-color: $bg-alt-1; &.occupied { background-color: $bg-alt-2; } &.focused { background-color: $hl; } } }