<!DOCTYPE html>
<link rel="author" title="Martin Robinson" href="mailto:[email protected]" />
<link rel="help" href="https://drafts.csswg.org/css2/#float-position"/>
<meta name="assert" content="When a floating box has a negative margin negative enough that it pushes the float past the top of the block formatting context, it should render properly."/>
<link rel="match" href="negative-block-margin-pushing-float-out-of-block-formatting-context-ref.html"/>
<body>
<div style="height: 100px;"></div>
<div style="position: absolute;">
<div style="float: left; width: 50px; height: 50px; margin-top: -100px; background: green;"></div>
</div>
</body>
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