captivating billboard mockup person holding card scenic driveway tree-lined street building backdrop captivating billboard mockup person holding card scenic driveway tree-lined street building backdrop generative ai rgb editable psd 4k resolution mockup template billboard design card display scenic background driveway scene tree backdrop building view walkway foreground hand holding card street view outdoor mockup advertising mockup realistic mockup digital mockup creative billboard visual presentation marketing mockup promotional display urban scenery nature backdrop professional mockup high-quality template customizable mockup photorealistic design graphic design mockup branding display advertising template outdoor advertising scenic mockup urban backdrop nature scenery mockup design billboard template card mockup driveway mockup tree-lined driveway building scenery visual mockup marketing design outdoor display