angles between colored colors coloured colours crazy-paving direction edged edges edging flowers gaps grass gray grey irregular jumbled lawn layout path paved pavers paving perspectives random rocks shapes Sizes slabs stones variations varied abstract angled appearance background color colour concrete Designs detailed detailing distinctive footpath grooves ground haphazard hard-surface hard-surfacing level light mortar outdoors patterns pavement rough shaped size smooth stonework surface surfaces textured textures uneven striations