.characteristics,
.advantages,
.gas_manage{
    max-width: 1200px;
    margin: 0 auto;
    padding: 8px 7px 0 18px;
    position: relative;
}
.gas1{
    max-width: 1500px;
    margin: 0 auto;
    background-image: url('../images/tuoyuan12.png');
    background-position: left;
    background-repeat: no-repeat;
}
.gas{
    display: flex;
    padding-left: 110px;
    width: 1394px;
    margin: 0 auto;
    margin-bottom: 37px;
}
.gas_left div:nth-of-type(1){
    padding-top: 186px;
    font-size: 50px;
    font-family: 'Source Han Sans CN';
    font-weight: bold;
    color: #2E2D3D;
    line-height: 76px;
    margin-bottom: 23px;
}
.gas_left div:nth-of-type(2){
    width: 48px;
    height: 6px;
    background: #00CC70;
    border-radius: 3px;
    margin-bottom: 19px;
}
.gas_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;
}
.gas_right{
    margin-left: 207px;
}
.gas_manage{
    margin-top: 49px;
    display: flex;
    position: relative;
    height: 369px;
    justify-content: flex-end;
    margin-bottom: 54px;
}
.gas_image{
    position: absolute;
    top: 0;
    left: 0;
}
.Introduction{
    margin-top: 73px;
    background: #1677FF;
    border-radius: 16px;
    margin-bottom: 16px;
    width: 100%;
    padding: 56px 71px 0 580px;
}
.Introduction_title{
    font-size: 24px;
    line-height: 36px;
    color: #fff;
}
.Introduction_content{
    font-size: 18px;
    line-height: 36px;
    font-family: 'MicrosoftYaHei';
    color: #fff;
}
.characteristics{
    margin-top: 48px;
    display: flex;
    margin-bottom: 65px;
}
.characteristics_image{
    margin-right: 57px;
}
.characteristics_type .type_item{
    margin-bottom: 38px;
}
.characteristics_type .type_item .item_title{
    display: flex;
    align-items: center;
}
.characteristics_type .type_item .item_title div:nth-of-type(1){
    width: 6px;
    height: 21px;
    border-radius: 3px;
    margin-right: 16px;
}
.characteristics_type .type_item .item_title div:nth-of-type(2){
    font-size: 24px;
    line-height: 36px;
    color: #2b2b2b;
}
.characteristics_type .type_item .item_content{
    color: #8d909b;
    line-height: 36px;
}
.characteristics_type .type_item .item_title .green{
    background: #00CC70;
}
.characteristics_type .type_item .item_title .blue{
    background: #1677FF;
}
.advantages{
    margin-top: 47px;
    display: flex;
    margin-bottom: 88px;
}
.advantages_left{
    flex: 1;
    width: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    /* padding-top: 110px; */
}
.advantages_left .type{
    margin-bottom: 48px;
}
.advantages_left .type:last-child{
    margin-bottom: 0;
}
.advantages_left .type .type_content div:nth-of-type(1){
    font-size: 24px;
    font-family: 'Source Han Sans CN';
    font-weight: 400;
    color: #2B2B2B;
    line-height: 36px;
    margin-bottom: 8px;
}
.advantages_left .type .type_content div:nth-of-type(2){
    font-size: 16px;
    font-family: 'Source Han Sans CN';
    font-weight: 400;
    color: #8D909B;
    line-height: 28px;
}
.advantages_left .type{
    display: flex;
}
.advantages_left .type .type_number{
    width: 36px;
    height: 36px;
    border-radius: 3px;
    text-align: center;
    line-height: 36px;
    font-size: 24px;
    font-family: 'Source Han Sans CN';
    font-weight: bold;
    color: #FFFFFF;
    margin-right: 21px;
}
.advantages_left .type .green{
    background: #00CC70;
}
.advantages_left .type .blue{
    background: #1677FF;
}
.advantages_right{
    margin-left: 106px;
}
.type_content{
    width: 0;
    flex: 1;
}
@media (max-width: 769px) {
    .gas1{
        background-size: contain;
        background-position: left top;
    }
    .gas{
        padding: 0 16px 0 22px;
        margin: 0;
        width: 100%;
        margin-bottom: 20px;
        justify-content: space-between;
    }
    .gas .gas_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: 20px;
        margin-bottom: 14px;
    }
    .gas .gas_left div:nth-of-type(2){
        width: 24px;
        height: 2px;
        background: #18EE8E;
        border-radius: 1px;
        margin-bottom: 14px;
    }
    .gas .gas_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;
    }
    .gas_right{
        margin-left: 19px;
    }
    .gas_right img{
        width: 145px;
        height: 143px;
    }
    .Introduction{
        padding: 0;
        margin: 0;
    }
    .Introduction .Introduction_content{
        font-size: 10px;
        font-family: 'Source Han Sans CN';
        font-weight: 400;
        color: #2B2B2B;
        line-height: 16px;
        opacity: 0.7;
    }
    .gas_manage{
        flex-direction: column;
        margin: 0;
        padding: 0;
        height: 100%;
        justify-content: flex-start;
    }
    .gas_manage .gas_image{
        order: 2;
        position: static;
        width: 100%;
    }
    .gas_manage .gas_image img{
        width: 100%;
        margin-bottom: 24px;
    }
    .Introduction{
        order: 1;
        background: none;
        margin-bottom: 21px;
    }
    .characteristics{
        padding: 0;
        margin: 0;
        flex-direction: column;
    }
    .characteristics_image{
        order: 2;
        display: flex;
        width: 100%;
        overflow: auto;
    }
    .characteristics_image::-webkit-scrollbar{
        display: none;
    }
    .characteristics_image img{
        width: 286px;
        /* height: 217px; */
        margin-bottom: 24px;
        margin-right: 22px;
    }
    .characteristics_type{
        order: 1;
    }
    .characteristics_type .type_item{
        /* height: 45px; */
        margin-bottom: 16px;
    }
    .characteristics_type .type_item .item_title div:nth-of-type(2){
        font-size: 12px;
        line-height: 19px;
    }
    .characteristics_type .type_item .item_title div:nth-of-type(1){
        border-radius: 2px;
        width: 3px;
        height: 11px;
        margin-right: 6px;
    }
    .characteristics_type .type_item .item_title .green{
        background: #00CC70;
    }
    .characteristics_type .type_item .item_content{
        font-size: 12px;
        transform: scale(0.92);
        transform-origin: left top;
        line-height: 21px;
        /* line-height: 38px; */
        width: 108%;
        /* padding-right: 60px; */
    }
    .advantages{
        flex-direction: column;
        padding: 0;
        margin: 0;
    }
    .advantages .advantages_left{
        width: 100%;
        padding:0;
    }
    .advantages .advantages_left .type{
        margin-bottom: 31px;
    }
    .advantages .advantages_left .type:nth-of-type(3){
        margin-bottom: 17px;
    }
    .advantages .advantages_left .type .type_number{
        width: 18px;
        height: 18px;
        border-radius: 2px;
        font-size: 12px;
        font-weight: bold;
        line-height: 18px;
        margin-right: 11px;
    }
    .advantages .advantages_left .type .type_content div:nth-of-type(1){
        font-size: 12px;
        font-weight: 400;
        line-height: 18px;
    }
    .advantages .advantages_left .type .type_content div:nth-of-type(2){
        font-size: 12px;
        font-weight: 400;
        line-height: 18px;
        width: 100%;
        height: 100%;
    }
    .advantages_right{
        margin-bottom: 10px;
        text-align: center;
        margin-left: 0;
        padding: 0 55px 0 50px;
    }
    .advantages_right img{
        width: 100%;
        /* height: 258px; */
    }

}