我的问题有两个。首先是页脚阻挡了一些内容，如图所示的提交按钮。如果我删除标签，那就没问题了。第二个问题是，如果向下滚动或向上滚动太多，页眉和页脚不会保持固定。我做错了什么？
<body>
<div data-role="page" id="landing">
<div data-role="header"> </div>
<div data-role="content">
<div id="map_canvas" style="height:600px"> </div>
<div id="info"> </div>
</div>
<div data-role="footer" data-position="fixed">
<div data-role="actionbar"> <a id="help" data-role="tab"> <img src="img/ic_help.png"/>
<p>Help</p>
</a> <a id="chat" data-role="tab"> <img src="img/ic_textmessage.png"/>
<p>Chat</p>
</a> <a id="add" data-role="tab" href="#add"> <img src="img/ic_add.png"/>
<p>Add </p>
</a> <a id="settings" data-role="tab" href="#register"> <img src="img/Core_applicationmenu_icon_settings.png" alt="" />
<p>Settings</p>
</a> </div>
</div>
</div>
<div data-role="page" id="register">
<div data-role="header"> </div>
<div data-role="content">
<div class="BB10Container">
<form id="adduser">
<label for="fname">First Name</label>
<input type="text" name="fname" id="fname" placeholder="John"/>
<label for="lname">Last Name</label>
<input type="text" name="lname" id="lname" placeholder="Doe"/>
<label for="username">Username</label>
<input type="text" name="username" id="username" placeholder="Username"/>
<label for="basic">Password</label>
<input type="password" name="password" id="password" placeholder="Password"/>
<label for="verpass">Repeat Password</label>
<input type="password" name="verpass" id="verpass" placeholder="Password"/>
<label for="regemail">Email</label>
<input type="email" name="email" id="email" placeholder="your@email.com"/>
<input type="submit" data-role="button" data-inline="true" data-icon="check" value="Submit" id="regsubmit">
</form>
</div>
<div id="info"> </div>
</div>
<div data-role="footer" data-position="fixed">
<div data-role="actionbar"> <a id="help" data-role="tab"> <img src="img/ic_help.png"/>
<p>Help</p>
</a> <a id="chat" data-role="tab"> <img src="img/ic_textmessage.png"/>
<p>Chat</p>
</a> <a id="add" data-role="tab" href="#add"> <img src="img/ic_add.png"/>
<p>Add </p>
</a> <a id="settings" data-role="tab" href="#settings"> <img src="img/Core_applicationmenu_icon_settings.png" alt="" />
<p>Settings</p>
</a> </div>
</div>
</div>
</div>
</body>
最佳答案
有人通过指出我的表格高度可能是 100% 来帮助我，事实确实如此。降低高度可以解决这个问题。
关于css - 被页脚、页眉和页脚覆盖的 jQuery 移动内容不会固定在滚动条上，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/20409971/