永远停留在右下角的层

<style>
#qqbox{
 110px;
 height:140px;
  position:fixed !important;
    position:absolute;
 z-index:100;
 top:expression(offsetParent.scrollTop+(document.documentElement.clientHeight-140)+"px");
 right:0px;
 bottom:0px;
}
</style>

<div id="qqbox">sdfasdfsad</div>

原文地址:https://www.cnblogs.com/hateyoucode/p/1363486.html