来自：http://demo.doyoe.com/css3/justify/justify-form.htm 侵删
<!DOCTYPE html> <html lang="zh-cn"> <head> <meta charset="utf-8" /> <title>表单标签两端对齐效果</title> <meta name="description" content="表单项中的标签名两端对齐" /> <meta name="keywords" content="css3, html5, justify, text-align-last" /> <meta name="author" content="doyoe(飘零雾雨), dooyoe@gmail.com, Doyoe's Community" /> <meta name="robots" content="all" /> <!--[if lte IE 8]> <script src="http://developer.doyoe.com/dui/lib/js/html5.js"></script> <![endif]--> <link href="http://developer.doyoe.com/dui/lib/css/reset-grids-comm-min.css" rel="stylesheet" /> <link href="../../skin/layout.css" rel="stylesheet" /> <link href="../../skin/demo.css" rel="stylesheet" /> <style> .g-btn-submit{overflow:visible;height:31px;padding:3px 20px;border:1px solid #0382AD;border-radius:3px;background-color:#45B5DA;background:-webkit-linear-gradient(#45B5DA,#0382AD);background:linear-gradient(#45B5DA,#0382AD);color:#fff;font-size:14px;} .g-btn-submit:hover{background-color:#4bc4ec;background:-webkit-linear-gradient(#4bc4ec,#0494c5);background:linear-gradient(#4bc4ec,#0494c5);} .g-btn-submit:active{background-color:#45B5DA;background:-webkit-linear-gradient(#0382AD,#45B5DA);background:linear-gradient(#0382AD,#45B5DA);} .g-text-entry{height:17px;padding:5px 5px;border:1px solid #aaa;border-radius:3px;box-shadow:1px 1px 2px rgba(0,0,0,.1) inset;outline:none;background-color:#fff;} .g-text-entry:focus{box-shadow:0 0 3px rgba(0,0,0,.2);} .g-text-entry:disabled{border-color:#aaa;background-color:#efefef;} .g-text-entry.disabled{border-color:#aaa;background-color:#efefef;} .g-formlist li{zoom:1;padding:5px 0;vertical-align:top;} .g-formlist li:after{display:block;clear:both;height:0;visibility:hidden;content:'';} .g-formlist .mark{display:block;float:left;overflow:hidden;width:78px;height:29px;padding-right:10px;text-align:justify;text-align-last:justify;line-height:2;} .g-formlist .mark:after{display:inline-block;overflow:hidden;width:100%;height:0;content:"";} .g-formlist .write{display:table-cell;zoom:1;} .g-formlist .write .tip{display:none;color:#666;font-size:12px;} .g-formlist .write .g-text-entry:focus{border-color:#7ebaed;background-color:#edfefe;} .g-formlist .write .g-text-entry:focus ~ .tip{display:inline;} .g-formlist .write .g-text-entry:focus ~ .tip:after{content:attr(data-initial);} #form{width:400px;margin:20px auto;text-align:left;} #form fieldset{padding:20px;border:1px solid #aaa;border-radius:5px;} #form .act{padding:10px 0 0 88px;} </style> </head> <body> <nav id="nav"> <a href="http://blog.doyoe.com/" title="CSS探索之旅 - 飘零雾雨的庄园">CSS探索之旅</a> » <a href="http://demo.doyoe.com/" title="Web前端实验室">Web前端实验室</a> » 表单标签两端对齐 demo </nav> <form action="#" method="post" id="form" autocomplete="off"> <fieldset> <legend>表单</legend> <ul class="g-formlist"> <li> <label class="mark" for="form-name">姓 名</label> <div class="write"> <input type="text" id="form-name" class="g-text-entry" placeholder="请输入4-10字符" /> <span class="tip" data-initial="请输入4-10字符"></span> </div> </li> <li> <label class="mark" for="form-psw">密 码</label> <div class="write"> <input type="text" id="form-psw" class="g-text-entry" placeholder="请输入6-30字符" /> <span class="tip" data-initial="请输入6-30字符"></span> </div> </li> <li> <label class="mark" for="form-repsw">确 认 密 码</label> <div class="write"> <input type="text" id="form-repsw" class="g-text-entry" placeholder="请再输入一遍密码" /> <span class="tip" data-initial="请输入6-30字符"></span> </div> </li> <li> <label class="mark" for="form-imgcode">验 证 码</label> <div class="write"> <input type="text" id="form-imgcode" class="g-text-entry disabled" disabled="disabled" placeholder="输入验证码" /> <span class="tip" data-initial="请输入验证码"></span> </div> </li> </ul> <div class="act"><input type="submit" class="g-btn-submit" value="提交" /></div> </fieldset> </form> <p class="copyright">© Copyright <a href="http://www.doyoe.com/" title="飘雨社区">Doyoe.com</a></p> <a id="sources" href="http://blog.doyoe.com/" title="前往 CSS探索之旅">CSS探索之旅</a> <!--Google Analytics--> <script> var _gaq = _gaq || []; _gaq.push(['_setAccount', 'UA-3500471-3']); _gaq.push(['_trackPageview']); (function() { var ga = document.createElement('script'); ga.async = true; ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js'; var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s); })(); </script> </body> </html>