The white shows through because the paragraph's margin has collapsed through and is applied to the DIV:. Your browser has a default stylesheet built in, and gives margins to certain elements, like forms and headings. The middle paragraph is 0px high, so its margins are touching. A few things to note about negative margins are: There is also a shorthand margin property , which is great if you're setting each side differently.
Problems with extra vertical space after forms
How do I remove a subaccount? BODY elements never take part in margin collapsing, since they are considered magical, which means sometimes a strange gap does not show up in Internet Explorer when it does in other browsers, when the collapse happens with the top of the BODY. When using the editor, we've taken care of things like image padding and mailing margins. The problem is all that typing of auto gets a little tedious. This is a common usage, where we have a box with some text in it, with a header in a different color. In theory, as the user changes the width of a browser window, the margins and padding will expand or shrink dynamically -- but not every browser supports this sort of behavior.
Spacing · Bootstrap
They are often unnecessary and commonly misused. If both elements are floated left and margin-right: The margin property simply directs your values out to the margin-top, margin-right, margin-bottom and margin-left properties, so it's just another way of using the CSS syntax, which will shorten your code in many situations. A few things to note about negative margins are: Create Safari-like text, which are slightly beveled by creating 2 versions of your text in 2 different colors. The W3C box model considers the width of the element to be equal to the content of the box excluding its padding and border. Any margin or padding that has been specified as a percentage is calculated based on the width of the containing element.
I did most of my research today, on http: Use padding and negative margin utilities to create gutters based on the white space scale. In addition, we'll make the paragraph bold, so that it's easier to distinguish from its neighbors:. Seems a little redundant, doesn't it? The main issue with using cellpadding is the lack of ability to override it. Another part of the CSS box model, margin is another common method used in web development to add spacing. So far, we've only talked about how margins apply to block-level elements like paragraphs and headers.