.bg-primary{
    position: relative;
    background-color: #fff !important;
    color: #000;
    line-height: 35px;
    font-weight:normal;
    font-family: "微软雅黑";
}
.bg-primary .mobile_img{
    display: none;
}

/*img1*/
.img1_container{
    position: absolute;
    top: 15.5%;
    left: 34%;
    z-index: 999;
    width: 33%;
    font-size: 20px;
    line-height: 35px;
    font-weight: 600;
    color: #fff;
    text-align: center;
}

/*img2*/
.img2_container{
    position: absolute;
    top: 8%;
    left: 5%;
    z-index: 999;
    width: 90%;
    text-align: center;
    color: #000;
}
.img2_container .img_title{
    font-size: 40px;
    line-height: 50px;
    font-weight: 900;
}
.img2_container .img_desc{
    font-size: 22px;
    margin-top: 20px;
    font-weight: 600;
}

/*img3*/
.img3_container{
    position: absolute;
    top: 10%;
    left: 5%;
    z-index: 999;
    width: 90%;
    text-align: center;
    color: #000;
}
.img3_container .img_title{
    font-size: 40px;
    line-height: 50px;
    font-weight: 900;
}
.img3_container .img_desc{
    font-size: 22px;
    margin-top: 20px;
    font-weight: 600;
}

/*img4*/
.img4_container{
    position: absolute;
    top: 8%;
    left: 5%;
    z-index: 999;
    width: 90%;
    text-align: center;
    color: #fff;
}
.img4_container .img_title{
    font-size: 50px;
    line-height: 60px;
    font-weight: 900;
}
.img4_container .img_title span{
    color: #F58138;
    font-size: 70px;
    line-height: 80px;
    font-weight: 900;
}
.img4_container .img_desc{
    font-size: 22px;
    margin-top: 20px;
}

/*img5*/
.img5_container{
    position: absolute;
    top: 2%;
    left: 5%;
    z-index: 999;
    width: 90%;
    text-align: center;
    color: #fff;
}
.img5_container .img_title{
    font-size: 50px;
    line-height: 60px;
    font-weight: 900;
}
.img5_container .img_title span{
    color: #F58138;
    font-size: 70px;
    line-height: 80px;
    font-weight: 900;
}
.img5_container .img_desc{
    font-size: 22px;
    margin-top: 20px;
}


/*img7*/
.img7_container{
    position: absolute;
    top: 35%;
    left: 10%;
    z-index: 999;
    width: 80%;
    color: #fff;
    text-align: center;
}
.img7_container .img_title{
    font-size: 50px;
    line-height: 60px;
    font-weight: 900;
}

/*img8*/
.img8_1_container{
    position: absolute;
    top: 67%;
    left: 5%;
    z-index: 999;
    width: 28%;
    color: #494949;
    text-align: center;
}
.img8_2_container{
    position: absolute;
    top: 67%;
    left: 34%;
    width: 30%;
    z-index: 999;
    color: #494949;
    text-align: center;
}
.img8_3_container{
    position: absolute;
    top: 67%;
    left: 65%;
    z-index: 999;
    width: 30%;
    color: #494949;
    text-align: center;
}
.img8_1_container .img_title,.img8_2_container .img_title,.img8_3_container .img_title{
    font-size: 30px;
    line-height: 35px;
    font-weight: 900;
}
.img8_1_container .img_desc,.img8_2_container .img_desc,.img8_3_container .img_desc{
    font-size: 20px;
    margin-top: 10px;
    line-height: 25px;
}


/**
自适应
*/
@media(min-width:1800px) {
    .bg-primary{
        line-height: 40px;
    }
    .img1_container{
        font-size: 30px;
        line-height: 45px;
    }
    .img4_container .img_title span,.img5_container .img_title span{
        font-size: 80px;
        line-height: 90px;
    }

    .img2_container .img_title,.img3_container .img_title{
        font-size: 50px;
        line-height: 60px;
    }
    .img4_container .img_title,.img5_container .img_title,.img7_container .img_title{
        font-size: 60px;
        line-height: 70px;
    }
    .img2_container .img_desc,.img3_container .img_desc,.img4_container .img_desc
    ,.img5_container .img_desc{
        font-size: 25px;
    }

    /*img8*/
    .img8_1_container .img_title,.img8_2_container .img_title,.img8_3_container .img_title{
        font-size: 35px;
        line-height: 40px;
    }
    .img8_1_container .img_desc,.img8_2_container .img_desc,.img8_3_container .img_desc{
        font-size: 25px;
        line-height: 30px;
    }

}
@media(max-width:1400px) and (min-width:1200px) {
    .bg-primary{
        line-height: 30px;
    }
    .img1_container{
        font-size: 20px;
        line-height: 30px;
    }
    .img4_container .img_title span,.img5_container .img_title span{
        font-size: 55px;
        line-height: 75px;
    }

    .img2_container .img_title,.img3_container .img_title {
        font-size: 35px;
        line-height: 45px;
    }
    .img4_container .img_title,.img5_container .img_title,.img7_container .img_title{
        font-size: 45px;
        line-height: 55px;
    }
    .img2_container .img_desc,.img3_container .img_desc,.img4_container .img_desc
    ,.img5_container .img_desc{
        font-size: 20px;
        margin-top: 10px;
    }

    /*img8*/
    .img8_1_container .img_title,.img8_2_container .img_title,.img8_3_container .img_title{
        font-size: 25px;
        line-height: 30px;
    }
    .img8_1_container .img_desc,.img8_2_container .img_desc,.img8_3_container .img_desc{
        font-size: 17px;
        line-height: 25px;
    }

}
@media(max-width:1200px) and (min-width:991px) {
    .bg-primary{
        line-height: 25px;
    }
    .img1_container{
        font-size: 16px;
        line-height: 25px;
    }
    .img4_container .img_title span,.img5_container .img_title span{
        font-size: 40px;
        line-height: 55px;
    }

    .img2_container .img_title,.img3_container .img_title {
        font-size: 30px;
        line-height: 35px;
    }
    .img4_container .img_title,.img5_container .img_title,.img7_container .img_title{
        font-size: 40px;
        line-height: 50px;
    }
    .img2_container .img_desc,.img3_container .img_desc,.img4_container .img_desc
    ,.img5_container .img_desc{
        font-size: 18px;
        margin-top: 10px;
    }

    /*img8*/
    .img8_1_container .img_title,.img8_2_container .img_title,.img8_3_container .img_title{
        font-size: 20px;
        line-height: 25px;
    }
    .img8_1_container .img_desc,.img8_2_container .img_desc,.img8_3_container .img_desc{
        font-size: 15px;
        line-height: 20px;
    }

}
@media(max-width:991px) and (min-width:768px) {
    .bg-primary{
        line-height: 20px;
    }
    .img1_container{
        left: 31%;
        width: 37%;
        font-size: 14px;
        line-height: 20px;
    }
    .img4_container .img_title span,.img5_container .img_title span{
        font-size: 35px;
        line-height: 45px;
    }

    .img2_container .img_title,.img3_container .img_title {
        font-size: 25px;
        line-height: 30px;
    }
    .img4_container .img_title,.img5_container .img_title,.img7_container .img_title{
        font-size: 30px;
        line-height: 40px;
    }
    .img2_container .img_desc,.img3_container .img_desc,.img4_container .img_desc
    ,.img5_container .img_desc{
        font-size: 16px;
        margin-top: 10px;
    }

    /*img8*/
    .img8_1_container .img_title,.img8_2_container .img_title,.img8_3_container .img_title{
        font-size: 18px;
        line-height: 20px;
    }
    .img8_1_container .img_desc,.img8_2_container .img_desc,.img8_3_container .img_desc{
        font-size: 12px;
        line-height: 18px;
    }

}
@media(max-width:768px) {
    .bg-primary .TV_img{
        display: none;
    }
    .bg-primary .mobile_img{
        display: block !important;
    }
    .bg-primary .phone_class{
        display: none;
    }
}