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Test Info:

<!DOCTYPE html>
<link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org">
<meta name="assert" content="Auto margins should never resolve to something negative, but be clamped to 0.">
<link rel="match" href="auto-margins-002-print-ref.html">
<style>
@page {
margin: 100px;
size: 500px 440px;
border: solid;
background: red;
@top-left-corner {
border: solid;
margin: auto;
content: "";
background: green;
}
@top-left {
border: solid;
margin: auto;
content: "";
background: green;
}
@top-center {
border: solid;
margin: auto;
content: "";
background: green;
}
@top-right {
border: solid;
margin: auto;
content: "";
background: green;
}
@top-right-corner {
border: solid;
margin: auto;
content: "";
background: green;
}
@right-top {
border: solid;
margin: auto;
content: "";
background: green;
}
@right-middle {
border: solid;
margin: auto;
content: "";
background: green;
}
@right-bottom {
border: solid;
margin: auto;
content: "";
background: green;
}
@bottom-right-corner {
border: solid;
margin: auto;
content: "";
background: green;
}
@bottom-right {
border: solid;
margin: auto;
content: "";
background: green;
}
@bottom-center {
border: solid;
margin: auto;
content: "";
background: green;
}
@bottom-left {
border: solid;
margin: auto;
content: "";
background: green;
}
@bottom-left-corner {
border: solid;
margin: auto;
content: "";
background: green;
}
@left-bottom {
border: solid;
margin: auto;
content: "";
background: green;
}
@left-middle {
border: solid;
margin: auto;
content: "";
background: green;
}
@left-top {
border: solid;
margin: auto;
content: "";
background: green;
}
}
body {
background: white;
}
</style>
There should be 16 margin boxes around this page area. They should take up all
available space, and there should be no red, only green rectangles with a black
border.