Redesign frontpage according to mockup

_includes/frontpage/title-content.html

_layouts/frontpage.html

assets/css/frontpage.scss

assets/css/title/service-title-buttons.scss

...s/img/jumbotrons/desktop/milkovi-qGQIOLke2kE-unsplash.jpg

...mg/jumbotrons/display_2k/milkovi-qGQIOLke2kE-unsplash.jpg

assets/img/jumbotrons/milkovi-qGQIOLke2kE-unsplash.jpg

assets/img/jumbotrons/phone/milkovi-qGQIOLke2kE-unsplash.jpg

...ts/img/jumbotrons/tablet/milkovi-qGQIOLke2kE-unsplash.jpg

index.md

scripts/create_jumbotron_variants.sh