Design an engaging and cohesive layout for all pages, including the hero section

[alexhosp]

Related to user story #1

• [ ] design the (grid-) layout for all pages =>
• [ ] design layout UI prototype for homepage: edit about section, add values and FAQ section, add footer (global)
• [ ] design layout UI prototype for about page
• [ ] design layout UI prototype for portfolio projects list page
• [ ] design layout UI prototype for services list page
• [ ] design layout UI prototype for portfolio project case study page
• [ ] design layout UI prototype for service description and info page
• [ ] design layout UI prototype for service case-study page (can wait)
• [ ] design layout UI prototype for contact page
• [ ] design the UI for the hero section using the grid and include: 3D element, message: add a simplified version of the 3D model for now