XF 1.4 Max width and still responsive

[Devilwillcry4you]

Is it and how do you set a max-width to a certain pixel and still keep repsonsive? I have tried adding max_width: 1300px; and the forum shifts all the way to the left.

 

[Paul B]

 

[Devilwillcry4you]

got it thank you kept forgetting to remove the _ in front of the margin.

 

[rdn]

View attachment 101721

Thanks Brogan.