尽管负边际和溢出，子元素扩展父母的宽度。

I'm trying to make a centered page with a fixed width containing a single element expanding above these borders (as Design element). In wide viewports it works as expected, but when the window gets smaller than the width of that element it will cut off the left side but will make the page scroll to view the right protrusion. I'm trying to make a centered page with a fixed