css表单对齐解决方案
表单的样式一直是前端所重视的，也是最难解决的，每个人的解决方法不懂，今天在网上看到这个方法，很不错，大家可以试试，运用到了display:inline-block这个属性。
/* style.css */
body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,form,fieldset,input,textarea,p,blockquote,th,td{padding:0;margin:0;}
table{border-collapse:collapse;border-spacing:0}
fieldset,img{border:0}
address,caption,cite,code,dfn,em,th,var{font-weight:normal;font-style:normal}
strong, b{ font-weight: bold; }
ol,ul{list-style:none}
caption,th{text-align:left}
h1,h2,h3,h4,h5,h6{font-weight:700;}
h1{font-size:18px}
h2{font-size:16px}
h3{font-size:14px}
h4{font-size:14px}
h5{font-size:12px}
h6{font-size:12px}
q:before,q:after{content:''}
abbr,acronym{border:0}
hr {margin: 0;padding: 0;border: 0;color: #CDCDCD;background-color: #CDCDCD;height: 1px}
blockquote{color:#666;font-style:italic;}
sup,sub{line-height:0}
abbr,acronym{border-bottom:1px dotted #666}
pre{white-space:pre;}
pre,code,tt{font:12px 'andale mono', 'lucida console', monospace;line-height:1.5}
body{font:12px/1.5 Tahoma;}
h1{padding:10px 0; margin-bottom:10px; color:#666; border-bottom:1px solid #ccc; font-size:12px;}
.con{color:#666; padding:10px 20px; background:#FFC;}
.con ul{padding:0 10px;}
/* form */
.sd-form-list{position:relative;font-size:12px; line-height:1.5; font-family:Tahoma;}/*这里使用Tahoma字体使表单对齐*/
.sd-form-list .form-position-right{position:absolute; right:10px; top:0;}
.sd-form-list .sd-form-txt{height: 20px; padding-left:3px; line-height:20px;background-color:#FFFFFF; border:1px solid #BBBBBB;
vertical-align:middle;}
.sd-form-list .row{margin-bottom:6px;}/*每行间距*/
.sd-form-list input{vertical-align:middle;}
.sd-form-list .sd-form-label{display:inline-block; width:110px; *display:inline; *zoom:1; text-align:right; vertical-
align:middle;}/*width控制左列宽,text-align设置对齐方式*/
.sd-form-list label.vt{vertical-align:top;}
.sd-form-list label.vb{vertical-align:bottom;}
.sd-form-list .sd-form-label em{color:red; margin-right:5px; font-family:simsun; font-style:normal;}
.sd-form-list .collection{display:inline-block; *display:inline; *zoom:1; vertical-align:middle;}
.sd-form-list .rc{ margin-right:10px;}
.sd-form-list .rc input{vertical-align:text-top; width:13px; height:15px; margin-right:5px;}
.sd-form-list select{height:22px; border:1px solid #bbb; vertical-align:middle;font-family:Tahoma; font-size:12px;}
.sd-form-list .sd-textarea{padding:3px; border:1px solid #bbb; width:400px; height:60px; font:12px/1.5em Tahoma;overflow-y:auto;}
.sd-form-list span.sd-mark{color:red; padding-left:10px;}
.sd-form-list p.sd-mark{color:red; padding-left:0; padding-top:3px;}
.sd-form-list .sd-form-file{vertical-align:middle; *height:22px;}
.sd-form-list .sd-form-btn{overflow:visible; padding:0 10px;}
<!DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gbk">
<meta http-equiv="X-UA-Compatible" content="IE=EmulateIE7">
<title>样式之美，依然延续——css表单对齐解决方案</title>
<link rel="stylesheet" type="text/css" href="style.css">
</head>
<body>
<div style="margin: 10px auto; width: 530px;">
<h1>css表单对齐解决方案</h1>
<div class="sd-form-list">
<div class="form-position-right"><a href="#">编辑</a> | <a href="#">删除</a></div>
<div class="row">
<label class="sd-form-label">纯文字：</label>
<div class="collection"> 这里是文字 </div>
</div>
<div class="row">
<label class="sd-form-label">纯字母：</label>
<div class="collection"> 1234567890 </div>
</div>
<div class="row">
<label class="sd-form-label"><em>*</em>单行文本框：</label>
<div class="collection">
<input class="sd-form-txt" type="text">
<span class="sd-mark">表单验证</span> </div>
</div>
<div class="row">
<label class="sd-form-label">密码文本框：</label>
<div class="collection">
<input class="sd-form-txt" type="password">
</div>
</div>
<div class="row">
<label class="sd-form-label">单选框：</label>
<div class="collection">
<label class="rc">
<input type="radio">
项目1</label>
<label class="rc">
<input type="radio">
项目2</label>
</div>
</div>
<div class="row">
<label class="sd-form-label">多选框：</label>
<div class="collection">
<label class="rc">
<input type="checkbox">
项目1</label>
<label class="rc">
<input type="checkbox">
项目2</label>
</div>
</div>
<div class="row">
<label class="sd-form-label">下拉列表：</label>
<div class="collection">
<select>
<option selected="selected">选项1</option>
</select>
<select>
<option selected="selected">选项2</option>
</select>
<select>
<option selected="selected">选项3</option>
</select>
</div>
</div>
<div class="row">
<label class="sd-form-label vt">文本域：</label>
<div class="collection">
<textarea class="sd-textarea" rows="3" cols=""></textarea>
<p class="sd-mark">表单验证</p>
</div>
</div>
<div class="row">
<label class="sd-form-label">上传控件：</label>
<div class="collection">
<input class="sd-form-file" type="file">
</div>
</div>
<div class="row">
<label class="sd-form-label">label居中：</label>
<div class="collection">
<textarea class="sd-textarea" rows="3" cols=""></textarea>
</div>
</div>
<div class="row">
<label class="sd-form-label vb">label居底：</label>
<div class="collection">
<textarea class="sd-textarea" rows="3" cols=""></textarea>
</div>
</div>
<div class="row mt10">
<label class="sd-form-label"> </label>
<div class="collection">
<input class="sd-form-btn" value="保存" type="submit">
<input class="sd-form-btn" value="取消" type="button">
</div>
</div>
</div>
<div class="con">
<p>解决:</p>
<ul>
<li>单选/多选框对齐与默认间距问题</li>
<li>实现了左侧文字垂直居顶居中居底</li>
</ul>
<p>缺点：暂不支持14px字体</p>
</div>
</div>
</body>
</html>
原作者：http://blog.xiedaima.org/css/css-form-align/