摘要： 1:底部对齐的代码(相对于父块)：<style type="text/css">.box1 {border:1px #cccccc solid; width:500px; height:600px;position:relative;}.box2 {border-top:1px #cccccc solid; background:#f2f6fb; width:498px; height:22px; position:absolute; bottom:0;}</style><div class="box1"> <d 阅读全文