CSS grid reponsivo em 1kb
 |  |  |  |
|---|---|---|---|
| 62+ ✔ | 12+ ✔ | 57+ ✔ | 11+ ✔ |
<metaname="viewport" content="width=device-width, initial-scale=1.0"><linkrel="stylesheet" href="https://cdn.rawgit.com/mushape/1k/master/dist/1k.min.css"><!DOCTYPE html><html><head><metacharset="utf-8"><metaname="viewport" content="width=device-width, initial-scale=1.0"><linkrel="stylesheet" href="https://cdn.rawgit.com/mushape/1k/master/dist/1k.min.css"><title>1k</title></head><body><divclass="c"><divclass="r"><divclass="g12 center"><h1>g12 center</h1></div></div><divclass="r"><divclass="g3">
g3
</div><divclass="g6">
g6
</div><divclass="g3">
g3
</div></div></div></body></html>