CSS error

[Anonymous]

Hi,

I am implementing a gui to sanitize our scenes in all our DCCs.

I use Qt and the exact same code in all the DCCs.

This is the different results I get : 

How can I remove the css override done by 3dsMax ?

Linked problem : https://forums.autodesk.com/t5/3ds-max-programming/2016-2018-same-code-different-result/td-p/7964506

Thanks