/*about*/
.about_con{width:100%;}
.title{background:url(../img/about_title.jpg) no-repeat center center;background-size:90%;width:361px;height:165px;margin:0 auto;margin-top:40px;}
.title2{display:none;}
.about_con_bg{width:90%;}
.introduce{width:550px;margin:0 auto;font-size:0.875em;color:#2e2d2d;line-height:28px;}
.introduce span{color:#14538e;}
.about_contact{width:550px;overflow:hidden;margin-top:30px;}
.about_contact img{float:left;width:43px;margin-top:40px;}
.about_contact div{float:right;width:490px;}
@media screen and (min-width: 320px) and (max-width:768px){
    .title{display:none;}
    .title2{display:block;background:url(../img/inve_cen_title.png) no-repeat left center;height:60px;line-height:60px;margin-bottom:22px;font-size:1.375em;font-weight:400;color:#2e2d2d;}
    .title2 span{display:inline-block;margin-left:5px;font-size:0.75em;color:#bebebe;}
    .about_con_bg{display:none;}
    .introduce{width:100%;margin:0 auto;font-size:0.875em;color:#2e2d2d;line-height:28px;}
    .about_contact{width:100%;overflow:hidden;margin-top:30px;}
    .about_contact img{text-align:center;}
    .about_contact div{float:right;width:87%;}
}