Unit
Windows 10 (Chromium)
DMP (QT Browser)
LG (WebOS)
iOS 10 (Safari)
`em` & `rem`
❗️
✅
✅
✅
`%`
✅
✅
✅
✅
`vh` & `vw`
✅
⚠️
✅
⚠️



Key
Description
⚠️

Inconsistent dimensions, the starting size of the document may be smaller than the actual screen resolution.

May result in incorrect viewport sizes.


❗️

Root element has a default `font-size` of 1px.

So 1.0 em == 1px.

Recommend 

html{

  font-size: 16px;

}



✅
No known issues.