<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
    <head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
        <title>CSS Test: Empty line box influence</title>
  <style type="text/css">
    @page { font: italic 8pt sans-serif; color: gray;
            margin: 7%;
            counter-increment: page;
            @top-left { content: "CSS 2.1 Conformance Test Suite"; }
            @top-right { content: "Test empty-inline-002"; }
            @bottom-right { content: counter(page); }
          }
</style>
        <link rel="author" title="Microsoft" href="http://www.microsoft.com/" />
        <link rel="reviewer" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" /> <!-- 2012-04-04 -->
        <link rel="help" href="http://www.w3.org/TR/CSS21/visudet.html#propdef-line-height" />
        <link rel="help" href="http://www.w3.org/TR/CSS21/visudet.html#leading" />
        <link rel="match" href="reference/empty-inline-002-ref.xht" /> 

        <meta name="flags" content="ahem" />
        <meta name="assert" content="Empty inline elements still influence calculation just like elements with content." />
        <style type="text/css">
            div, span
            {
                font: 100px/1em Ahem;
            }
            #div1
            {
                margin-top: 100px;
            }
            #div2, #div3
            {
                width: 500px;
            }
            #div2
            {
                border: 25px solid green;
            }
            span
            {
                background: green;
                border: 25px solid green;
                margin: 100px;
                padding: 100px;
            }
            #div3
            {
                border: 25px solid red;
                height: 100px;
                position: relative;
                top: -150px;
                z-index: -1;
            }
            #div3 div
            {
                background: red;
                border: 25px solid red;
                height: 300px;
                margin: 0 100px;
                position: relative;
                top: -125px;
                width: 200px;
            }
        </style>
    </head>
    <body>
        <p>Test passes if there is <strong>no red</strong>.</p>
        <div id="div1">
            <div id="div2">
                <span></span>
            </div>
            <div id="div3">
                <div></div>
            </div>
        </div>
    </body>
</html>