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<title>W3C 菜鸟教程(w3cdata.com)</title>
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<p>一个<img onerror="javascript:this.src='/data/public/img/null.jpg';" src="/data/public/img/logo.png" alt="w3cschool" width="270" height="50" />默认对齐的图像。</p>
<p>一个<img onerror="javascript:this.src='/data/public/img/null.jpg';"class="top" src="logo.png" alt="w3cschool" width="270" height="50" /> text-top 对齐的图像。</p>
<p>一个<img onerror="javascript:this.src='/data/public/img/null.jpg';"class="bottom" src="logo.png" alt="w3cschool" width="270" height="50" /> text-bottom 对齐的图像。</p>
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