.driver_manage,
.characteristics,
.advantage_driver{
    max-width: 1200px;
    margin: 0 auto;
    /* padding: 8px 7px 0 18px; */
    position: relative;
}
.machine1{
    max-width: 1500px;
    margin: 0 auto;
    background-image: url('../images/tuoyuan12.png');
    background-position: left;
    background-repeat: no-repeat;
}
.machine{
    display: flex;
    /* padding-left: 110px; */
    width: 1200px;
    margin: 0 auto;
    justify-content: space-between;
}
.machine_left div:nth-of-type(1){
    padding-top: 156px;
    font-size: 50px;
    font-family: 'Source Han Sans CN';
    font-weight: bold;
    color: #2E2D3D;
    line-height: 76px;
    margin-bottom: 23px;
}
.machine_left div:nth-of-type(2){
    width: 48px;
    height: 6px;
    background: #00CC70;
    border-radius: 3px;
    margin-bottom: 19px;
}
.machine_left div:nth-of-type(3){
    font-size: 16px;
    font-family: 'Source Han Sans CN';
    font-weight: 400;
    color: #2E2D3D;
    line-height: 28px;
    opacity: 0.8;
    margin-bottom: 208px;
}
.machine_right{
    /* margin-left: 152px; */
}
.driver_manage{
    display: flex;
    margin-bottom: 69px;
}
.driver_manage .infoimg{
    width: 567px;
    order: 1;
}
.driver_manage img{
    vertical-align: top;
    width: 100%;
    /* height: 350px; */
    box-shadow: 0px 5px 10px 0px rgba(4, 39, 113, 0.3);
}
.introduction{
    margin-top: 69px;
    background: #1677FF;
    border-radius: 0 16px 16px 0;
    padding: 56px 60px 0 65px;
    order: 2;
}
.introduction .title{
    font-weight: bold;
    font-size: 24px;
    line-height: 36px;
    color: #fff;
}
.introduction .content{
    line-height: 36px;
    color: #fff;
    padding: 0;
}
.characteristics{
  margin-top: 48px;  
  display: flex;
  margin-bottom: 32px;
}
.characteristics .characteristics_images{
    margin-right: 56px;
    margin-top: 21px;
}

.characteristics_type .border_green{
    width: 6px;
    height: 21px;
    background: #00CC70;
    border-radius: 3px;
    margin-right: 12px;
}
.characteristics_type .border_blue{
    margin-right: 12px;
    width: 6px;
    height: 21px;
    background: #1677FF;
    border-radius: 3px;
}
.characteristics .type_title{
    display: flex;
    align-items: center;
}
.characteristics .type_title div:nth-of-type(2){
    font-size: 24px;
    color: #2b2b2b;
    line-height: 36px;
}
.characteristics .type_item{
    margin-bottom: 41px;
}
.characteristics .type_content{
    line-height: 28px;
    color: #8d909b;
}
.advantage_driver{
    margin-top: 46px;
    display: flex;
    justify-content: space-between;
    margin-bottom: 106px;
}
.advantage_image{
    margin-left: 202px;
}
.advantage_type{
    flex: 1;
    width: 0;
    display: flex;
    justify-content: center;
    flex-direction: column;
}
.advantage_type .type_item:last-child .info{
    /* display: flex; */
    margin-bottom: 0;
}
.advantage_type .type_item .item_number{
    width: 36px;
    height: 36px;
    margin-right: 21px;
    width: 36px;
    border-radius: 3px;
    font-size: 24px;
    font-family: 'Source Han Sans CN';
    font-weight: bold;
    color: #FFFFFF;
    line-height: 36px;
    text-align: center;
}
.advantage_type .type_item .green{
    background: #00CC70;
}
.advantage_type .type_item .blue{
    background: #1677FF;
}
.advantage_type .type_item .item_content{
    display: flex;
}
.advantage_type .type_item .item_content div:nth-of-type(2){
    font-size: 24px;
    font-family:' Source Han Sans CN';
    font-weight: 400;
    color: #2B2B2B;
    line-height: 36px;
    margin-bottom: 8px;
}
.advantage_type .type_item .info{
    font-size: 16px;
    font-family: 'Source Han Sans CN';
    font-weight: 400;
    color: #8D909B;
    line-height: 28px;
    margin-bottom: 54px;
}

@media (max-width: 769px) {
    .machine1{
        background-position: left top;
        background-size: contain;

    }
    .machine{
        display: block;
        width: 100%;
        padding: 0 3px 0 16px;
    }
    .machine .machine_left{
        height: 182px;
        background-image: url('../images/baoguangdu.png');
        background-position: right;
        background-size: contain;
        background-repeat: no-repeat;
    }
    .machine .machine_left div:nth-of-type(1){
        font-size: 21px;
        font-family: 'Source Han Sans CN';
        font-weight: bold;
        color: #2E2D3D;
        line-height: 38px;
        padding-top: 37px;
        margin-bottom: 0;
    }
    .machine .machine_left div:nth-of-type(2){
        width: 24px;
        height: 2px;
        background: #18EE8E;
        border-radius: 1px;
        margin:  13px 0;
    }
    .machine .machine_left div:nth-of-type(3){
        font-size: 10px;
        font-family: 'Source Han Sans CN';
        font-weight: 400;
        color: #2E2D3D;
        line-height: 16px;
        opacity: 0.85;
        width: 167px;
    }
    .driver_manage .infoimg{
        width: 100%;
        order: 2;
    }
    .driver_manage{
        width: 100%;
        display: flex;
        flex-direction: column;
        padding: 0;
        margin-bottom: 25px;
    }
    .driver_manage img{
        width: 100%;
        /* height: 171px; */
        order: 2;
    }
    .introduction{
        order: 1;
        padding: 0;
        background: none;
        margin-top: 0;
        margin-bottom: 21px;
    }
    .introduction .content{
        font-size: 10px;
        font-family: 'Source Han Sans CN';
        font-weight: 400;
        color: #2B2B2B;
        line-height: 16px;
        opacity: 0.7;
    }
    .characteristics{
        padding: 0;
        margin-top: 0;
        flex-direction: column;
        margin-bottom: 24px;
    }
    .characteristics .characteristics_images{
        order: 2;
    }
    .characteristics .characteristics_type{
        order: 1;
    }
    .characteristics .characteristics_type .type_item{
        margin-bottom: 16px;
        display: flex;
        flex-direction: column;
        /* height: 61px; */
    }
    .characteristics .characteristics_type .type_item .type_title{
        align-items: center;
    }
    .characteristics .characteristics_type .type_item .type_title div:nth-of-type(2){
        font-size: 12px;
        line-height: 19px;
    }
    .characteristics .characteristics_type .type_item .type_title .border_green{
        width: 3px;
        height: 11px;
        background: #00CC70;
        border-radius: 2px;
        margin-right: 6px;
    }
    .characteristics .characteristics_type .type_item .type_title .border_blue{
        width: 3px;
        height: 11px;
        background: #1677FF;
        border-radius: 2px;
        margin-right: 6px;
    }
    .characteristics .characteristics_type .type_item .type_content{

        transform: scale(0.83);
        transform-origin: left top;
        font-size: 12px;
        width: 130%;
        padding-right: 72px;
        line-height: 19px;
    }
    .characteristics .characteristics_images{
        padding: 0 28px;
        margin: 0;
        width: 100%;
    }
    .characteristics .characteristics_images img{
        width: 100%;
    }
    .advantage_driver{
        display: block;
        margin: 0;
        padding: 0;
    }
    .advantage_driver .advantage_type{
        width: 100%;
    }
    .advantage_driver .advantage_type .item_number{
        width: 18px;
        height: 18px;
        border-radius: 2px;
        font-size: 12px;
        font-family:' Source Han Sans CN';
        font-weight: bold;
        color: #FFFFFF;
        line-height: 18px;
        margin-right: 11px;
    }
    .advantage_driver .type_item .item_content div:nth-of-type(2){
        font-size: 12px;
        font-family: 'Source Han Sans CN';
        font-weight: 400;
        color: #2B2B2B;
        line-height: 18px;
    }
    .advantage_driver .type_item .info{
        font-size: 10px;
        transform-origin: left top;
        width: 120%;
        transform: scale(0.83);
        font-family: 'Source Han Sans CN';
        font-weight: 400;
        color: #8D909B ;
        line-height: 18px;
        margin-bottom: 31px;
    }
    .advantage_image{
        padding: 0 76px 0 76px;
        margin: 33px 0 0 0 ;
        width: 100%;
    }
    .advantage_image img{
        width: 100%;
        margin-bottom: 17px;
    }
}