/*大标题*/
.about_bg_title
{
    width: 800px;
    height: 50px;
    background-image: url(../images/about.gif);
    background-repeat: no-repeat;
}
/*内容*/
.about_content
{
    width: 800px;
    height:auto;
}

 .about_content_left
{ float:left;width:400px; height:auto; margin-left:50px; line-height:25px;      text-indent:2em;    line-height: 25px;      font-size:14px;   padding-top:27px;}
.content_right
{ float:left;width:350px;height:auto;  }
 .about_content_right img
{ width: 280px;
height: 200px; margin-left:35px; margin-right:auto;margin-top:30px;}