Because you make things with WordPress

CSS

Building a responsive layout? Don’t reinvent the wheel, give Responsive Patterns a try.

The Less Framework allows you to create consistently beautiful adaptive layouts with ease.

Let Noah Stokes take you to school with CSS Floats 101.

Serve fluid video with perfect aspect ratios on all major vid services. PLUS: code files. YEAH.

CSS-Tricks.com: your one-stop-shop for all things educational on CSS.

Fluid grids are the foundation of responsive web design.