网页表单的Web标准解决方案(2) margin: 20px auto; font: 14px/1.5 Serif; } fieldset { border: none; border-top: 1px solid #ccc; } legend { padding: 2px; border: 1px solid #ddd; background: #ececed; } div { display: block; padding: 5px 0; } label { float: left; width: 6em; text-align: right; } .submit { margin-left: 6em; } .submit input { padding: 2px; border: 1px solid #ccc; background: #ececec; }