#two-level {
    width: 100%;
    height: 33vh;
}
#two-level img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
#two-level-wrap {
    padding: 0;
    width: 100%;
    height: 100%;
}
.two-level-content {
    width: 1400px;
    margin: 0 auto;
    padding-top: 30px;
    font-size: 18px;
    color: #233446;
    /* overflow: hidden; */
}
.level-one {
    display: flex;
    align-items: center;
}
.level-one a {
    color: #233446;
}
.BMC {
    margin: 70px auto 0px;
    width: 1400px;
}
.BMC .rowBMC {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    margin-bottom: 60px;
    padding: 0;
}

.overview {
            position: relative;
  background: #F4FBFF;
          margin: 37px auto 46px;
  padding: 50px 87px 0px;
}
   .bgTop{
     position:absolute;
     right:0px;
     top:0px;
   }
   .bgBot{
     position:absolute;
     left:0px;
     bottom:0px;
   }
     

        .overview .item  .innerCon {
            font-size: 18px;
            font-family: Arial;
            color: #233446;
            line-height: 36px;
            padding-bottom: 20px;
            margin-bottom:10px;
        }

 
.function {
            margin-top: 50px;
            margin-bottom: 100px;
            padding-left: 10px;
            position: relative;

        }

        .function .title {
            height: 44px;
            font-size: 40px;
            font-family: Arial, Arial;
            font-weight: 600;
            color: #233446;
            line-height: 45px;
            margin: 40px auto 64px;
            text-align: center;

        }

        .function .picWrap {
            width: 80%;
            margin: 54px auto 0px;
        }

        .function>.picWrap {
            margin-bottom: 50px;
        }

        .function .picWrap img {
            width: 100%;
            object-fit: cover;

        }

        .function .item div:nth-child(1) {
            font-size: 30px;
            font-family: Arial, Arial;
            font-weight: bold;
            color: #233446;
            line-height: 34px;
            font-weight: 600;

        }
        .function .item div:nth-child(2) {
            font-size: 18px;
            font-family: Arial;
            color: #233446;
            line-height: 36px;
            padding-bottom: 80px;
            padding-top: 30px;
        }
        .function .item div:nth-child(3) {
            font-size: 18px;
            font-family: Arial;
            color: #233446;
            line-height: 36px;
            padding-bottom: 80px;
            padding-top: 30px;
        }
 .industries {
            margin-top: 50px;
            margin-bottom: 100px;
            padding-left: 10px;
            position: relative;

        }

        .industries .title {
            height: 44px;
            font-size: 40px;
            font-family: Arial, Arial;
            font-weight: 600;
            color: #233446;
            line-height: 45px;
            margin: 40px auto 64px;
            text-align: center;

        }

        .industries .picWrap {
            width: 80%;
            margin: 54px auto 0px;
        }

        .industries>.picWrap {
            margin-bottom: 50px;
        }

        .industries .picWrap img {
            width: 100%;
            object-fit: cover;

        }

        .industries .item div:nth-child(1) {
            font-size: 30px;
            font-family: Arial, Arial;
            font-weight: bold;
            color: #233446;
            line-height: 34px;
            font-weight: 600;

        }

        .industries .item div:nth-child(3) {
            font-size: 18px;
            font-family: Arial;
            color: #233446;
            line-height: 36px;
            padding-bottom: 80px;
            padding-top: 30px;
        }
        .industries .item div:nth-child(3) p{
                padding-bottom: 20px;
            }
 .history {
            margin-top: 50px;
            margin-bottom: 100px;
            padding-left: 10px;
            position: relative;

        }

        .history .title {
            height: 44px;
            font-size: 40px;
            font-family: Arial, Arial;
            font-weight: bold;
            color: #233446;
            line-height: 45px;
            margin: 40px auto 64px;
            text-align: center;

        }

        .history .picWrap {
            width: 80%;
            margin: 54px auto 0px;
        }

        .history>.picWrap {
            margin-bottom: 50px;
        }

        .history .picWrap img {
            width: 100%;
            object-fit: cover;

        }

        .history .item div:nth-child(1) {
            font-size: 18px;
            font-family: Arial, Arial;
            font-weight: normal;
            color: #233446;
            line-height: 36px;

        }

        .history .item div:nth-child(3) {
            font-size: 18px;
            font-family: Arial;
            color: #233446;
            line-height: 36px;
            padding-bottom: 80px;
            padding-top: 90px;
        }

        .history .item div:nth-child(3) p {
            padding-bottom: 20px;
        }

        /* <=767的设备  */
        @media (max-width: 767px) {
            .history {
                margin-top: 20px;
                margin-bottom: 50px;
                /* background: #F3FCFF url(./images/speech.png) no-repeat center bottom; */
                position: relative;

            }

            .history .title {
                font-size: 16px;
                font-family: Arial, Arial;
                font-weight: 600;
                color: #233446;
                line-height: 20px;
                margin: 20px auto 24px;
                text-align: center;

            }

            .history .picWrap {
                width: 90%;
                margin: 24px auto 0px;
            }

            .history>.picWrap {
                margin-bottom: 50px;
            }

            .history .item div:nth-child(1) {
                font-size: 14px;
                font-family: Arial, Arial;
                font-weight: normal;
                color: #233446;
                line-height: 20px;

            }

            .history .item div:nth-child(3) {
                font-size: 14px;
                font-family: Arial;
                color: #233446;
                line-height: 20px;
                padding-bottom: 40px;
                padding-top: 20px;
            }

            .history .item div:nth-child(3) p {
                padding-bottom: 20px;
            }
        }

        /* <=767的设备  */
        @media (max-width: 767px) {
            .industries {
                margin-top: 20px;
                margin-bottom: 50px;
                /* background: #F3FCFF url(./images/speech.png) no-repeat center bottom; */
                position: relative;

            }

            .industries .title {
                height: 20px;
                font-size: 16px;
                font-family: Arial, Arial;
                font-weight: 600;
                color: #233446;
                line-height: 20px;
                margin: 20px auto 24px;
                text-align: center;

            }

            .industries .picWrap {
                width: 90%;
                margin: 24px auto 0px;
            }

            .industries>.picWrap {
                margin-bottom: 50px;
            }

            .industries .item div:nth-child(1) {
                font-size: 16px;
                font-family: Arial, Arial;
                font-weight: normal;
                color: #233446;
                line-height: 20px;
                font-weight: 600;

            }

            .industries .item div:nth-child(3) {
                font-size: 14px;
                font-family: Arial;
                color: #233446;
                line-height: 20px;
                padding-bottom: 40px;
                padding-top: 20px;
            }
            .industries .item div:nth-child(3) p{
                padding-bottom: 10px;
            }
        }


        /* <=767的设备  */
        @media (max-width: 767px) {
            .overview {
            margin-top: 20px;
            margin-bottom: 50px;
            /* background: #F3FCFF url(./images/speech.png) no-repeat center bottom; */
            position: relative;
              padding: 20px 20px 0px;

        }



        .overview .item  .innerCon{
            font-size: 14px;
            font-family: Arial;
            color: #233446;
            line-height: 20px;
            padding-bottom: 6px;
            padding-top: 6px;
            margin-bottom:10px;
        }

        /* <=767的设备  */
        @media (max-width: 767px) {
            .function {
                margin-top: 20px;
                margin-bottom: 50px;
                /* background: #F3FCFF url(./images/speech.png) no-repeat center bottom; */
                position: relative;

            }

            .function .title {
                height: 20px;
                font-size: 16px;
                font-family: Arial, Arial;
                font-weight: 600;
                color: #233446;
                line-height: 20px;
                margin: 20px auto 24px;
                text-align: center;

            }

            .function .picWrap {
                width: 90%;
                margin: 24px auto 0px;
            }

            .function>.picWrap {
                margin-bottom: 50px;
            }

            .function .item div:nth-child(1) {
                font-size: 16px;
                font-family: Arial, Arial;
                font-weight: normal;
                color: #233446;
                line-height: 20px;
                font-weight: 600;

            }

            .function .item div:nth-child(2),.function .item div:nth-child(3) {
                font-size: 14px;
                font-family: Arial;
                color: #233446;
                line-height: 20px;
                padding-bottom: 40px;
                padding-top: 20px;
            }

        }