Perfect unity webgl mobile landscape solution

Currently Unity Webgl On the mobile browser cannot very good implementation somehow the screen to switch to introduce a plug-in can be very good solution to this problem at

https://assetstore.unity.com/packages/tools/utilities/orientation-for-webgl-295782

This plug-in can set the browser's horizontal and vertical screen rotation, regardless of the browser's restrictions, any browser can also be in the case of non-full screen

Demo address

http://demo.appleintree.com/WebglRot/