W3Schools Tryit Editor

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<h1>Animation of border-block</h1>
<p>Gradually change the border-block property:<p>

<p>The border-block property is a shorthand property for all border-block properties.</p>
<p>See individual border-block properties to see which is <em>animatable</em>.</p>
</div><div class="naked_ctrl">
<form action="/index.cgi/speech" method="get" name="gate">
<p><a href="http://altstyle.alfasado.net">AltStyle</a> によって変換されたページ <a href="http://www.w3schools.com/cssref/tryit.php?filename=trycss_anim_border-block">(->オリジナル)</a>
/ <label>アドレス: <input type="text" name="naked_post_url" value="http://www.w3schools.com/cssref/tryit.php?filename=trycss_anim_border-block" size="22" /></label> <label>モード: <select name="naked_post_mode">
<option value="default">デフォルト</option>
<option value="speech" selected="selected">音声ブラウザ</option>
<option value="ruby">ルビ付き</option>
<option value="contrast">配色反転</option>
<option value="larger-text">文字拡大</option>
<option value="mobile">モバイル</option>
</select>
<input type="submit" value="表示" />
</p>
</form>
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