Skill Refresh in Year 2019, Bootstrap 4 front-end framework.
This is an example Landing Page that uses Bootstrap 4 to achieve mobile-first responsive design.
Bootstrap documentation is here: https://getbootstrap.com/docs/4.3/getting-started/introduction/
Fontawesome documentation is here: https://fontawesome.com/how-to-use/on-the-web/referencing-icons/basic-use