#ourNav{
    width: 100%;
    height:3rem ;
    margin-top:1.5rem;
}
#ourNav li{
    width: 23%;
    height: 3rem;
    background: #fff;
    margin-bottom:0.7rem;
    text-align: center;
    border-radius: 5px;
    float: left;
    margin-right:2.5%;
}
#ourNav li:last-of-type{
    margin-right:0;
}
#ourNav li h2{
    color: #3a3a3a;
    line-height: 3rem;
    font-size: 1.2rem;
}
.ourNavAct{
    background: #fff!important;
}
.ourNavAct h2{
    color:#3a3a3a !important;
}
#ourCont{
    background: #f3f3f3;
    margin-top:0;
}
.ourTitle{
    text-align: center;
    font-size: 1.4rem!important;
    color:#000;
    font-weight: 600;
    margin-bottom: 1rem !important;
}
.ourCont{
    width: 100%;
    min-height: 20rem;
    margin-top:1rem;
    display: none;
}
.ourContShow{
    display: block;
}
.ourCont p{
    margin-bottom:0.5rem;
    font-size: 1.1rem;
    line-height: 1.6rem;
    text-indent: 2.7rem;
}

.ourCont li{
    width: 100%;
    margin-right:calc(100% - 48% * 2);
    float: left;
    margin-bottom:0.5rem;
    padding-bottom:0.3rem;
}
.ourCont li:nth-child(2n){
    margin-right:0;
}
.ourCont li img{
    width: 100%;
height:100%;
    margin-bottom:0.5rem;
}
.ourCont li p{
    font-size: 1.2rem;
text-indent:0!important;
}