![Trent Walton on Twitter: Trent Walton on Twitter:](https://pbs.twimg.com/media/B2Fn7FjCUAA0pq3.png:large)
Trent Walton on Twitter: "Checking out Firefox Developer Edition: https://t.co/RqWOv53Xlv I'm p excited about this @RWD view… http://t.co/XZsK3J6Cbp"
![Moz://a's (Mozilla's) new CSS Grid tool. Drag and drop your way to a new layout, and simply inspect elements to retrieve your code! | Drag Moz://a's (Mozilla's) new CSS Grid tool. Drag and drop your way to a new layout, and simply inspect elements to retrieve your code! | Drag](https://i.pinimg.com/originals/43/6e/2c/436e2caa570303cd846ed635652067a4.png)
Moz://a's (Mozilla's) new CSS Grid tool. Drag and drop your way to a new layout, and simply inspect elements to retrieve your code! | Drag
![Dave Geddes on Twitter: Dave Geddes on Twitter:](https://pbs.twimg.com/media/DVTfKpkVoAAnGn1.jpg)