Guil Hernandez
Guil is the front-end design teacher at Treehouse. You can follow Guil on Twitter at @guilh.
How to Create a Simple CSS Dropdown Menu
Create an SVG Sprite Sheet
HTML5 Local Storage
Cutting-Edge CSS Features You Can Use Today
Smarter Sass Mixins with Null
Modular Pseudo-Elements with Sass
How to Create Smoother Animations and Transitions in the Browser
How to Evaluate Front-End Code for Inefficiencies
An Interview with Hampton Catlin
Thinking Ahead: Multi-Resolution Images with srcset