Fixed effect
First select the area where the component you want to adjust is located, take the navigation bar as an example.
Select scrolling, set the header to 0px in general, and set zindex to 1200
Suspension & fixed effects
First select the area where the component you want to adjust is located, take the navigation bar as an example.
Select fixed, set both the left and right sides to 0px in general, and set zindex to 1200