.container {
    width: 100%;
    height: 100%;
    background: #F5F5F5;
    padding-top: 75px;
}

.con_title {
    text-align: center;
    font-size: 36px;
    color: #4d4c52;
}

.con_title p {
    width: 70px;
    height: 4px;
    background-color: #6357a3;
    margin: 30px auto;
}

.con1_con {
    display: flex;
}

.con1_con_left ul {
    display: flex;
    flex-wrap: wrap;
    width: 754px;
    margin-left: 27%;
    /* border: 1px solid; */
    margin-bottom: 54px;
}

.con1_con_left ul li {
    width: 280px;
    margin-top: 50px;
    margin-left: 90px;
}

.con1_con_left .p1 {
    font-size: 50px;
    color: #363636;
}

.con1_con_left .p2 {
    font-size: 16px;
    color: #343439;
    margin-top: 10px;
    width: 96%;
    margin: 0 auto;
}

.con1_con_right {
    margin-left: 50px;
}

.con2 {
    margin-top: 90px;
}

.con2_con {
    width: 1480px;
    margin: 0 auto;
    display: flex;
    margin-top: 50px;
}

.con2_con_left,
.con2_con_right {
    width: 430px;
    font-size: 16px;
    line-height: 26px;
    color: #343439;
}

.con2_con_left li,
.con2_con_right li {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    overflow: hidden;
}

.con2_con_left {
    text-align: right;
    margin-right: 20px;
    margin-top: 140px;
}

.con2_con_right {
    margin-left: 30px;
    margin-top: 60px;
}

.con2_con_left .marginTop110 {
    margin-top: 110px;
}

.con2_con_right .marginTop {
    margin-top: 100px;
}

.con3 {
    background: url("../images/about_bg2.png");
    width: 100%;
    height: 680px;
    margin-top: -50px;
    padding-top: 135px;
    display: flex;
    align-items: center;
    position: relative;
}

.con3_con {
    width: 1200px !important;
    height: 373px !important;
}

.swiper-slide {
    background: none !important;
}

#zuo,
#you {
    outline: none;
}

#zuo {
    position: absolute;
    left: 240px;
}

#you {
    position: absolute;
    right: 240px;
}



/*新增*/ 


.con2_con_left li, .con2_con_right li {
    display: block;
}
.con2_con_left .marginTop110 {
    /*margin-top: 2vw;*/
    margin-top: 4vw;
}

.con2_con_right .marginTop {
    margin-top: 5vw;
}
.con2_con_right .marginTop:last-child {
    margin-top: 100px;
}
@media  (min-width:1800px) {
    .con2_con_left li,.con2_con_right li{
        min-height: 3vw;
    }
    .con2_con_left .marginTop110 {
    /*margin-top: 3vw;*/
    margin-top: 5vw;
    }
    .con2_con_right .marginTop {
    /*margin-top: 3vw;*/
    margin-top: 5.5vw;
    }
}




.con1_con_left {
    width: 50%;
}
.con1_con_right {
    width: 50%;
    padding-left: 5%;
    padding-top:30px;
}
.con1_con_right img{
    max-width: 100%;
}

.con1_con_left ul {
    width: 100%;
    padding-left: 25%;
    margin: 0;
}
.con1_con_left ul li {  
    width: 50%;
    margin-left: 0;
    text-align: left;
    padding-right: 50px;
}

.con1_con_left_bg {
    width: 100%;
    margin-top: 30px;
}
.con1_con_left_bg img{
    max-width: 100%;
}





.con2_con {
    width: 100%;
    padding: 0 5%;
}
.con2_con_left, .con2_con_right {
    width: auto;
    flex: 1;
}
.con2_con_img {
    flex: 1;
}
.con2_con_img img{
    width: 100%;
}
.con2_con_right {
    flex: 1;    
}



@media  (max-width:1600px) {
    .con2_con_left, .con2_con_right {
        font-size: 14px;
    }
    .con2_con_left {
        margin-top: 60px;
    }
    .con2_con_right {
        margin-top: 25px;
    }
    .con2_con_right .marginTop {
        /*margin-top: 4vw;*/
        margin-top: 5.6vw;
    }
    .con2_con_right .marginTop:last-child {
        margin-top: 6vw;
    }
}
@media  (max-width:1367px) {
    .con2_con_left, .con2_con_right {
        font-size: 12px;
    }
}