About This Layout
Flexbox: The dark blue header uses Flexbox. On mobile, the title and subtitle stacks vertically. On larger screens, they align horizontally across from each other.
CSS Grid: This layout utilizes CSS Grid, which starts as a single column on small screens and automatically shifts into two different columns on screens 768px or wider.
Scalable Image Example
This image uses CSS properties to remain fluid. Try resizing the browser window to see how it scales smoothly without overflowing its container.