Board Thread:Support Requests - Designing Your Wiki/@comment-35275294-20200616030510/@comment-35275294-20200616043309

Monochromatic Bunny wrote: You can use CSS to change the design of Portable Infoboxes. For example, the GTA Fandom currently uses this styling for their gray infobox borders:

See these pages for help on creating and designing infoboxes:
 * Help:Infoboxes
 * Help:Infoboxes/CSS

Okay! But (This is maybe a stupid question) this is the CSS right? (picture below), and why the code is different than the GTA Fandom use? (I'm still a newbie on CSS)