minimalist zen garden, of a tranquil zen garden with mossy stones, white sand, and a lone bonsai tree

zen garden illustration tranquil mossy stones white sand lone bonsai tree exuding tranquility calm peaceful serene meditative quiet simple harmony relaxing mindful solitude contemplative soothing peace balance simplicity calmness serenity meditation peacefulness quietness mindfulness relaxation happiness spiritual beauty space greenery zenlike zenful zenitude mindcalming zentangle peacefilled centered composed ai generated