.bg{
    background:#f3f3f3;
}
.w{
    background:#fff;
}
.content{position: relative; width:1200px;margin:0 auto;}

 .about_wrap{
     padding-top:90px;
 }

 .banner{
     height:200px;
     background: url("../Images/zhuanli.png") no-repeat center center;
 }
 .company_desc{
     width:1070px;
     padding-top:70px;
     padding-bottom: 50px;
 }
.company_desc .patent_item{
    width:1070px;
    margin-top: 70px;
    float: left;
}
.company_desc .patent_item a{
    display: inline-block;
    float: left;
}
.company_desc .patent_pic{
    width:200px;
    height:290px;
    float: left;
}
.company_desc .patent_pic > img{
    position: absolute;
}
.company_desc .patent_content{
    float: left;
    margin-left: 50px;
    width:745px;
    white-space:normal;
    word-break:break-all;
    word-wrap:break-word; 
}
.company_desc .patent_content a{
    color:#377eff;
}
.company_desc .title{
    width:1070px;
    font-weight: normal;
    text-align: center;
    margin-top: 20px !important;
}
.company_desc .case_show{
    width:1070px;
    padding: 40px 0;
    float: left;
}
.company_desc .case_show .case_show_left{
    width:400px;
    height:440px;
    overflow: auto;
    float: left;
}
.company_desc .case_show .case_show_banner{
    position: relative;
    width:300px;
    height:400px;
    float: left;
    margin-left: 200px;
}
.company_desc .banner_pic{
    position: relative;
    width:340px;
    height:440px;
    background:url('../images/pic_bg.png');
    background-color:#fff;
    z-index: 5;
}
.company_desc .banner_pic .pic{
    position: absolute;
    left:20px;
    top:20px;
    width:300px;
    height:400px;
    background-color:#fff;
}
.company_desc .banner_control{
    position: absolute;
    width:100%;
    bottom:-80px;
    left:24px;
    height:30px;
    line-height: 30px;
    text-align: center;
}
.company_desc .banner_control > span{
    display: inline-block;
    width:30px;
    height:30px;
    cursor: pointer;
}
.company_desc .banner_control > span.on{
    color:#ff5555;
}
.company_desc .leftBtn{
    position: absolute;
    top:184px;
    left:-40px;
}
.company_desc .rightBtn{
    position: absolute;
    top:184px;
    right:-80px;
}
.company_desc h2{
    width:1070px;
    text-align: center;
    font-weight: bold;
    font-size:18px;
    background: url("../Images/profile_icon.png") no-repeat 44% center ;
}
.company_desc.two h2{
    background: url("../Images/profile_icon.png") no-repeat 8% center !important;
}
.company_desc.three h2{
    background: url("../Images/profile_icon.png") no-repeat 36% center !important;
}
.company_desc h3{
    font-size:18px;
    font-weight: bold;
    margin-top:40px;
}
.company_desc p{
    text-indent: 25px;
    font-size:14px;
    line-height: 24px;
    color:#666;
    margin-top:20px;
}
.leftsider{
    width:130px;
    padding-top:96px;
    margin-left: 50px;
}
.leftsider a{
    display: block;
    width:100%;
    height:40px;
    line-height: 40px;
    margin-top:50px;
    padding-left:12px;
    font-size:14px;
}
.current{
    border-left:5px solid #e11c11;
    color:#e11c11;
}