No margin collapse

Render top and bottom margins *inside* of the parent element

by Lucas Krause August 28, 2014

HTML

<div class=a><div class=b>hello world</div></div>

CSS

.a {
    background:#666;
}
.b {
    background:tomato;
    margin:20px;
    padding:10px;
    color:#fff;
}

/**/
.a::before {
    content:"";
    display:table;
}
/** /
.a {
    overflow:hidden;
}
/** /
.a {
    padding:1px;
}
/** /
.a {
    border:solid tomato 1px;
}
/**/

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No margin collapse

Render top and bottom margins *inside* of the parent element

HTML

CSS

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Join the 4+ million users, and keep the JSFiddle dream alive.

Ad-free

Use pre-released features

Fiddle collections

Private collections and fiddles

Console

Render top and bottom margins inside of the parent element