Use `1366x768` as default resolution
Use `1366x768` as default resolution

Fixes #153.

sindresorhus/pageres,JuanitoFatas/pageres,sindresorhus/pageres,JuanitoFatas/pageres,RyanTech/pageres,Ahmed-Badawy/pageres,Ahmed-Badawy/pageres,sindresorhus/pageres,RyanTech/pageres,portgasd666/pageres,portgasd666/pageres,elgubenis/pageres,elgubenis/pageres