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header-1 => https://www.pexels.com/photo/man-in-pink-crew-neck-long-sleeve-shirt-holding-white-smartphone-9558234/
home-1-1 => https://www.pexels.com/photo/woman-in-black-spaghetti-strap-top-near-trees-428321/
home-1-2 => https://www.pexels.com/photo/woman-wearing-eyeglasses-773371/
home-1-3 => https://www.pexels.com/photo/photography-of-a-guy-wearing-green-shirt-1222271/
portfolio-2 => https://www.pexels.com/photo/marble-surface-2341290/
portfolio-3-1 => https://delesign.com/free-designs/website/landing-page/startup-landing-page
portfolio-3-2 => https://delesign.com/free-designs/website/landing-page/application-landing-page
blog-1 => https://www.pexels.com/photo/photo-of-people-near-wooden-table-3184418/
blog-2 => https://www.pexels.com/photo/close-up-view-of-system-hacking-5380642/
blog-3 => https://www.pexels.com/photo/photo-of-woman-wearing-eyeglasses-3184405/