This article aims at clearing up some of the misconceptions about the CSS display property and the way it affects the box model. It will only take into account the W3 specifications. To avoid blurring you with all sorts of details and exceptions, various browser inconsistencies will be swept and kept under the rug. The purpose is to give you a clear understanding of the matter, so that you shouldn’t be afraid of doing more than changing colors from a stylesheet picked up from who knows what source.