.system-icon{
    display: block;
    position: absolute;
    top: 50%;
    left: 50%;
    width: 192px;
    height: 168px;
    margin: -84px 0 0 -96px;
    background: url("../images/system-icon.png") 0 0 no-repeat;
}
.left-nav-icon{
    display: block;
    position: absolute;
    left: 15px;
    width: 30px;
    height: 30px;
    margin-top: 10px;
    background: url("../images/left-nav-icon.png") 0 0 no-repeat;
}

/*工程建设*/
.system-icon.gcjs-ico0{
    background-position: 0 0;
}
.system-icon.gcjs-ico1{
    background-position: -192px 0;
}
.system-icon.gcjs-ico2{
    background-position: -384px 0;
}
.system-icon.gcjs-ico3{
    background-position: -576px 0;
}
.system-icon.gcjs-ico4{
    background-position: -768px 0;
}
.system-icon.gcjs-ico5{
    background-position: -960px 0;
}
.system-icon.gcjs-ico-gray{
    background-position: -1152px 0;
}

/*土地使用权*/
.system-icon.tdsyq-ico0{
    background-position: 0 -168px;
}
.system-icon.tdsyq-ico1{
    background-position: -192px -168px;
}
.system-icon.tdsyq-ico2{
    background-position: -384px -168px;
}
.system-icon.tdsyq-ico3{
    background-position: -576px -168px;
}
.system-icon.tdsyq-ico4{
    background-position: -768px -168px;
}
.system-icon.tdsyq-ico5{
    background-position: -960px -168px;
}
.system-icon.tdsyq-ico-gray{
    background-position: -1152px -168px;
}

/*数据交换中心*/
.system-icon.sjjhzx-ico0{
    background-position: 0 -1008px;
}
.system-icon.sjjhzx-ico1{
    background-position: -186px -1018px;
}

/*政府采购*/
.system-icon.zfcg-ico0{
    background-position: 0 -336px;
}
.system-icon.zfcg-ico1{
    background-position: -192px -336px;
}
.system-icon.zfcg-ico2{
    background-position: -384px -336px;
}
.system-icon.zfcg-ico3{
    background-position: -576px -336px;
}
.system-icon.zfcg-ico4{
    background-position: -768px -336px;
}
.system-icon.zfcg-ico5{
    background-position: -960px -336px;
}
.system-icon.zfcg-ico-gray{
    background-position: -1152px -336px;
}

/*其他项目*/
.system-icon.qtxm-ico0{
    background-position: 0 -504px;
}
.system-icon.qtxm-ico1{
    background-position: -192px -504px;
}
.system-icon.qtxm-ico2{
    background-position: -384px -504px;
}
.system-icon.qtxm-ico3{
    background-position: -576px -504px;
}
.system-icon.qtxm-ico4{
    background-position: -768px -504px;
}
.system-icon.qtxm-ico5{
    background-position: -960px -504px;
}
.system-icon.qtxm-ico-gray{
    background-position: -1152px -504px;
}

/*其他社会*/
.system-icon.qtsh-ico0{
    background-position: 0 -672px;
}
.system-icon.qtsh-ico1{
    background-position: -192px -672px;
}
.system-icon.qtsh-ico2{
    background-position: -384px -672px;
}
.system-icon.qtsh-ico3{
    background-position: -576px -672px;
}
.system-icon.qtsh-ico4{
    background-position: -768px -672px;
}
.system-icon.qtsh-ico5{
    background-position: -960px -672px;
}
.system-icon.qtsh-ico-gray{
    background-position: -1152px -672px;
}

/*公共资源*/
.system-icon.ggzy-ico0{
    background-position: 0 -840px;
}
.system-icon.ggzy-ico1{
    background-position: -192px -840px;
}
.system-icon.ggzy-ico2{
    background-position: -384px -840px;
}
.system-icon.ggzy-ico3{
    background-position: -576px -840px;
}
.system-icon.ggzy-ico4{
    background-position: -768px -840px;
}
.system-icon.ggzy-ico5{
    background-position: -960px -840px;
}
.system-icon.ggzy-ico-gray{
    background-position: -1152px -840px;
}


/*列表页左侧导航*/
.left-nav-icon.left-nav-jt{
    background-position: 0 -210px;
}
.left-nav-icon.left-nav-9002000000{
    background-position: 0 0;
}
.left-nav-icon.left-nav-9003000000{
    background-position: 0 -30px;
}
.left-nav-icon.left-nav-9004000000{
    background-position: 0 -60px;
}
.left-nav-icon.left-nav-9005000000{
    background-position: 0 -90px;
}
.left-nav-icon.left-nav-9007000000{
    background-position: 0 -120px;
}
.left-nav-icon.left-nav-9008000000{
    background-position: 0 -150px;
}
.left-nav-icon.left-nav-9009000000{
    background-position: 0 -180px;
}
/*交易信息二级侧栏*/
.left-nav-icon.left-nav-9005001000{
    background-position: -30px 0;
}
.left-nav-icon.left-nav-9005002000{
    background-position: -30px -30px;
}
.left-nav-icon.left-nav-9005003000{
    background-position: -30px -60px;
}
.left-nav-icon.left-nav-9005009000{
    background-position: -30px -90px;
}
.left-nav-icon.left-nav-9005004000{
    background-position: -30px -120px;
}
.left-nav-icon.left-nav-9005007000{
    background-position: -30px -150px;
}
.left-nav-icon.left-nav-9005006000{
    background-position: -30px -180px;
}
.left-nav-icon.left-nav-9005005000{
    background-position: -30px -210px;
}
.left-nav-icon.left-nav-9005008000{
    background-position: -30px -240px;
}