:root { --bricks-color-grey-100: #f5f5f5; --bricks-color-grey-300: #e0e0e0; --bricks-color-grey-500: #9e9e9e; --bricks-color-grey-700: #616161; --bricks-color-grey-800: #424242; --bricks-color-grey-900: #212121; --bricks-color-red: #f44336;}