Zim*_*Zim 24 css twitter-bootstrap twitter-bootstrap-3 bootstrap-4
当我使用一个自举badge标题,如内部h1,h2,h3垂直取向是关闭的.在badge对标题文本的对齐底部.我希望徽章垂直对齐标题文本.
HTML
<h1><span class="badge">badge</span> Heading 1</h1>
<hr>
<h2><span class="badge">badge</span> Heading 2</h2>
<hr>
<h3><span class="badge">badge</span> Heading 3</h3>
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CSS
h1,h2,h3 {
vertical-align:middle;
}
h1>.badge, h2>.badge, h3>.badge {
vertical-align:middle;
}
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结果 ..
请参阅此Bootply:http://bootply.com/88526

如何让它在垂直中心对齐?
M_W*_*ett 20
总是讨厌这个问题.
有点hacky但这有效:
h1 { font-size: 2em; }
h2 { font-size: 1.6em; }
h3 { font-size: 1.4em; }
h1,h2,h3 {
vertical-align:middle;
}
h1>.badge, h2>.badge, h3>.badge {
vertical-align:middle;
margin-top: -0.5em;
}
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为演示目的定义标题字体大小
在 Bootstrap 4 中,垂直对齐问题不再是问题,因为徽章将继承包含标题的大小。
<div class="container">
<h1><span class="badge badge-pill badge-dark">badge</span> Heading 1</h1>
<hr>
<h2><span class="badge badge-pill badge-dark">badge</span> Heading 2</h2>
<hr>
<h3><span class="badge badge-pill badge-dark">badge</span> Heading 3</h3>
</div>
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但是,align-middle该类用于在标题外垂直对齐徽章。
<div class="container">
<span class="badge badge-pill badge-dark align-middle">badge</span> <span class="h1 align-middle">Heading 1</span>
<hr>
<span class="badge badge-pill badge-dark align-middle">badge</span> <span class="h2 align-middle">Heading 2</span>
<hr>
<span class="badge badge-pill badge-dark align-middle">badge</span> <span class="h3 align-middle">Heading 3</span>
</div>
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演示:https : //www.codeply.com/go/rE0z3665zh
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