Div层相对于另一个Div层底部对齐
<style type="text/css">
.div1 {border:1px #cccccc solid; width:500px; height:600px;position:relative;}
.div2 {border-top:1px #cccccc solid; border-bottom:1px #cccccc solid; background:#f2f6fb; width:498px; height:22px; position:absolute; bottom:10;}
</style>
<div class="div1">
<div class="div2">对齐底部</div>
</div>