CSS3 border-radius实现气泡对话框效果实例页面

CSS代码：

.test{
    width:300px;
    padding:80px 20px;
    margin-left:100px;
    background:#beceeb;
    -webkit-border-top-left-radius:220px 120px;
    -webkit-border-top-right-radius:220px 120px;
    -webkit-border-bottom-right-radius:220px 120px;
    -webkit-border-bottom-left-radius:220px 120px;
    -moz-border-radius:220px / 120px;
    border-radius:220px / 120px;
    position:relative;
}
.test span{width:0; height:0; font-size:0; background:#beceeb; overflow:hidden; position:absolute;}
.test span.bot{
    width:30px;
    height:30px;
    -moz-border-radius:30px;
    -webkit-border-radius:30px;
    border-radius:30px;
    left:10px;
    bottom:-20px;
}
.test span.top{
    width:15px;
    height:15px;
    -moz-border-radius:15px;
    -webkit-border-radius:15px;
    border-radius:15px;
    left:0px;
    bottom:-40px;
}
                

HTML代码：

<div class="test">
    <span class="bot"></span>
    <span class="top"></span>
    CSS3 border-radius实现气泡对话框效果
</div>