我最近开始在这个网站上工作。单击或输入值时,输入字段标签不会消失。即使输入值,标签仍会保留在后台。这是一个使用asp.net和bootstrap开发的网站。
<div class="contact-form row">
<form runat="server" id="cntct_frm">
<ul>
<li class="text-field span3">
<label id="name-contact-form">
<span class="mainlabel">Name</span>
</label>
<div class="input-prepend">
<span class="add-on"><i class="icon-user"></i></span>
<input class="required" type="text" name="yit_contact[name]" id="txtName" runat="server" />
</div>
<div class="msg-error">
</div>
<div class="clear">
</div>
</li>
<li class="text-field span3">
<label id="email-contact-form">
<span class="mainlabel">Email</span>
</label>
<div class="input-prepend">
<span class="add-on"><i class="icon-envelope"></i></span>
<input type="text" name="yit_contact[email]" id="txtEmail" runat="server" class="required email-validate"
value="" />
</div>
<div class="msg-error">
</div>
<div class="clear">
</div>
</li>
<li class="text-field span3">
<label id="phone-contact-form">
<span class="mainlabel">Phone</span>
</label>
<div class="input-prepend">
<span class="add-on"><i class="icon-phone"></i></span>
<input type="text" name="yit_contact[phone]" maxlength="10" runat="server" id="txtMobile" />
</div>
<div class="msg-error">
</div>
<div class="clear">
</div>
</li>
<li class="textarea-field span9">
<label id="message-contact-form">
<span class="mainlabel">Message</span>
</label>
<div class="input-prepend">
<span class="add-on"><i class="icon-pencil"></i></span>
<textarea name="yit_contact[message]" id="txtMessage" runat="server"
class="required"></textarea>
</div>
<div class="msg-error">
</div>
<div class="clear">
</div>
</li>
<li class="submit-button span9">
<input type="text" name="yit_bot" id="yit_bot" />
<input type="hidden" name="yit_action" value="sendmail" id="yit_action" />
<input type="hidden" name="yit_referer" value="pages-contact.html" />
<input type="hidden" name="id_form" value="3" />
<asp:Button ID="Submit" name="yit_sendemail" class="sendmail alignright" runat="server"
Text="Submit" OnClientClick="return validation()" OnClick="Submit_Click"></asp:Button>
<div class="clear">
</div>
</li>
</ul>
</form>
</div>
答案 0 :(得分:0)
删除您展示的第一行div。
<div class="contact-form">
// other codings
</div>
您还没有理解为什么我们使用行。请查看http://getbootstrap.com/css/。