0 romance-simple-beautiful-book-cover-ideas-with-trees-leaves-city-buildings-skyline-greenery-roads-natural-elements-bridges-water-ripples-21627113a9 The visual composition is designed to blend the technical aspects of urban planning with the essence of nature, providing a recurring theme of coexistence and sustainability. Using earthy and nature-inspired tones alongside gradients evokes a sense of balance and vision for the future. The sans-serif font style in neutral and green shades reflects the modern and practical approach of the book while making it visually calming and relatable to readers. The use of matte, eco-friendly material resonates perfectly with the sustainability focus, creating harmony not only in the visuals but also in the conscious material choices. Together, these elements encapsulate the book's core themes in a visually captivating manner.