.mod-4{

    padding-top: 70px;

}

.mod-4 h2{

    text-align: center;

    font-size: 40px;

    color:#7fd91e;

}



.mod-4 .service{

    background-image: url(https://www.k12zx.com/statics/index/zt_2_img/border.jpg);

    background-repeat: repeat-x;

    background-position: center;

    text-align: center;

    margin-top: 15px;

    margin-bottom: 70px;

}

.mod-4 .service p{

    padding:0px 30px;

    color:#186bb7;

    font-size: 24px;

    background: #fff;

    position: relative;



    display: inline-block;

}

.mod-4 p:before {

    content: "";

    width: 11px;

    height: 11px;

    position: absolute;

    left: 0;

    top: 50%;

    margin-top: -5px;

    border-radius: 50%;

}

.mod-4 .service p:after {

    content: "";

    width: 11px;

    height: 11px;

    position: absolute;

    right: 0;

    top: 50%;

    margin-top: -5px;

    border-radius: 50%;

}

.mod-4 .service p:after, .mod-4 .service p:before {

    background-image: url(https://www.k12zx.com/statics/index/zt_2_img/border.jpg);

}
.content2 .lii1, .content2 .lii2, .content2 .lii3{
    margin: 0 2% 0 0;
    border: 2px #eee solid;
}
.content2 .lii4{
    border: 2px #eee solid;
    margin: 0 ;
}
.content2 p{

    line-height: 25px;
    color: #333;

}