@media (max-width: 767px) {
    .page_part {
        padding:0 16px;
        box-sizing: border-box
    }

    .videos {
           width: calc(100vw - 30px);
    }

    .part3 .page_part .right {
        display: none
    }

    .part3 .page_part .left {
        width: 100%;
        text-align: justify;
        word-break: break-all;
        text-justify: distribute
    }
    .part4 .page_part .container ul li>div{
    margin-bottom: 20px;
    width: calc(50% - 10px);
    margin-right: 20px;
}
}

@media (min-width: 768px) {
    .videos {
              width: calc(100vw - 30px);
        margin: 15px auto;
    }
      .videos video {
        height: auto;
    }
     .part4 .page_part .container ul li>div {
    margin-bottom: 20px;
    width: calc(50% - 10px);
    margin-right: 20px;
     }

}

@media (min-width: 992px) {
    .videos {
        width:700px;
        height: auto;
        margin: 44px auto;
        margin-bottom: 0
    }
}

@media (min-width: 1540px) {
    .videos {
        width: 850px;
        height: auto;
        margin: 44px auto;
        margin-bottom: 0;
    }

}

.videos {
    height: auto;
    margin: 44px auto;
}

.part4 {
    width: 100%;
    box-shadow: 0 30px 25px 0 rgba(0,0,0,.1);
    position: relative;
    border-top: 1px solid rgba(0,0,0,.04)
}

.part4 .page_part {
    width: 100%;
    height: 100%
}

.part4 .page_part .container {
    width: 100%;
    height: 100%;
    box-sizing: border-box;
    padding-top: 50px;
    padding-bottom: 20px
}

.part4 .page_part .container ul {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    align-items: flex-start;
    border-bottom: 1px solid rgba(0,0,0,.1);
    border-right: 1px solid rgba(0,0,0,.1)
}



.part4 .page_part .container ul li .item span:first-child {
    font-size: 26px;
    font-family: SY-M;
    color: #004fc2;
    font-weight: 700
}

.part4 .page_part .container ul li .item span:nth-child(2),.part4 .page_part .container ul li .item span:nth-child(3) {
    font-size: 16px;
    font-family: SY-M;
    color: #004fc2
}

.part4 .page_part .container ul li .title {
    font-size: 12px;
    font-family: SY;
    font-weight: 400;
    color: #666;
    line-height: 24px
}

@media (max-width: 767px) {
    .page_part {
        padding:0 16px;
        box-sizing: border-box
    }
    .part4 .page_part .container ul li {
    display: flex
;
    flex-wrap: wrap;
    justify-content: flex-start;
    align-items: flex-start;
    border-bottom: 1px solid rgba(0, 0, 0, .04);
    margin-bottom: 20px;
}
.part4 .page_part .container ul li>section>div {
    margin-bottom: 20px;
    width: calc(50% - 10px);
    margin-right: 20px;
}
}

@media (min-width: 768px) {
    .page_part {
        padding:0 64px;
        box-sizing: border-box
    }
    .part4 .page_part .container ul li {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    align-items: flex-start;
    border-bottom: 1px solid rgba(0, 0, 0, .04);
    margin-bottom: 20px;
}
.part4 .page_part .container ul li>section>div {
    margin-bottom: 20px;
    width: calc(50% - 10px);
    margin-right: 20px;
}
}

@media (min-width: 992px) {
    .page_part {
        padding:0 130px;
        box-sizing: border-box
    }
    .part4 .page_part .container ul li {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    align-items: flex-start;
    border-bottom: 1px solid rgba(0,0,0,.04);
    margin-bottom: 20px
}
.part4 .page_part .container ul li {
    width: 20%;
    height: 220px;
    border-top: 1px solid rgba(0,0,0,.1);
    border-left: 1px solid rgba(0,0,0,.1);
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    text-align: center;
    padding: 60px 10px 0 10px
}
}

@media (min-width: 1540px) {
    .page_part {
        padding:0 calc(50% - 600px);
        box-sizing: border-box
    }
    .part4 .page_part .container ul li {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    align-items: flex-start;
    border-bottom: 1px solid rgba(0,0,0,.04);
    margin-bottom: 20px
}
.part4 .page_part .container ul li {
    width: 20%;
    height: 220px;
    border-top: 1px solid rgba(0,0,0,.1);
    border-left: 1px solid rgba(0,0,0,.1);
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    text-align: center;
    padding: 60px 10px 0 10px
}
}

.part4 {
    width: 100%;
    box-shadow: 0 30px 25px 0 rgba(0,0,0,.1);
    position: relative;
    border-top: 1px solid rgba(0,0,0,.04)
}

.part4 .page_part {
    width: 100%;
    height: 100%
}

.part4 .page_part .container {
    width: 100%;
    height: 100%;
    box-sizing: border-box;
    padding-top: 20px
}

.part4 .page_part .container ul {
    box-sizing: border-box;
    width: 100%;
    padding: 0 15px
}




.part4 .page_part .container ul li>div {
    margin-bottom: 20px;
    width: calc(50% - 10px);
    margin-right: 20px
}

.part4 .page_part .container ul li>div .item span:first-child,.part4 .page_part .container ul li>div .item span:nth-child(2) {
    font-size: 26px;
    font-family: SY-M;
    font-size: 18px;
    font-weight: 400;
    color: #004fc2;
    line-height: 31px
}

.part4 .page_part .container ul li>div .item span:nth-child(2) {
    font-family: SY
}

.part4 .page_part .container ul li>div .item span:nth-child(3) {
    font-size: 14px;
    font-family: SY-M;
    color: #004fc2
}

.part4 .page_part .container ul li>div .title {
    font-size: 16px;
    line-height: 24px;
    font-size: 14px;
    font-family: SY;
    font-weight: 400;
    color: #666;
    line-height: 19px
}

.part4 .page_part .container ul li>div:nth-child(2n) {
    margin-right: 0
}

.part4 .page_part .container ul li:last-child {
    border-bottom: 1px solid transparent;
    margin-bottom: 0
}

.part5 {
    width: 100%;
    background-image: url(/assets/img/part5_bg.7b1b30ff.png);
    background-size: 100% 100%;
    background-repeat: no-repeat
}

.part5 .page_part {
    padding-top: 50px;
    padding-bottom: 60px
}

.part5 .page_part .title {
    font-size: 36px;
    font-family: SY-M;
    font-weight: 500;
    color: #333;
    margin-bottom: 40px
}

.part5 .page_part .fonts {
    margin-bottom: 35px
}

.part5 .page_part .fonts div:first-child {
    font-size: 22px;
    font-family: SY;
    font-weight: 400;
    color: #333;
    margin-bottom: 5px
}

.part5 .page_part .fonts div:nth-child(2) {
    font-size: 16px;
    font-family: SY;
    font-weight: 400;
    color: #666;
    line-height: 28px;
    width: 550px
}

.part5 .page_part .fonts:last-child {
    margin-bottom: 0
}

@media (max-width: 767px) {
    .page_part {
        padding:0 16px;
        box-sizing: border-box
    }
}

@media (min-width: 768px) {
    .page_part {
        padding:0 64px;
        box-sizing: border-box
    }
}

@media (min-width: 992px) {
    .page_part {
        padding:0 130px;
        box-sizing: border-box
    }
}

@media (min-width: 1540px) {
    .page_part {
        padding:0 calc(50% - 600px);
        box-sizing: border-box
    }
}

.part5 {
    width: 100%;
    box-sizing: border-box;
    padding: 0 15px;
    position: relative
}

.part5 .bg {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background-image: url(/assets/img/part5_bg.7b1b30ff.png);
    background-size: 220% 100%;
    background-position: 100% 0;
    background-repeat: no-repeat;
    opacity: .4
}

.part5 .page_part {
    padding-top: 20px;
    padding-bottom: 10px
}

.part5 .page_part .title {
    font-size: 20px;
    font-family: SY-M;
    font-weight: 500;
    color: #333;
    margin-bottom: 10px
}

.part5 .page_part .fonts {
    margin-bottom: 20px
}

.part5 .page_part .fonts div:first-child {
    font-size: 16px;
    font-family: SY-M;
    font-weight: 400;
    color: #333;
    margin-bottom: 10px
}

.part5 .page_part .fonts div:nth-child(2) {
    font-size: 14px;
    font-family: SY;
    font-weight: 400;
    color: #333;
    line-height: 28px
}

.app_info{
    width: 100%
}

.part3{
    width: 100%;
    margin: 20px 0;
    margin-top: 50px
}

.part3 .page_part{
    display: flex;
    align-items: center
}

.part3 .page_part .left{
    width: calc(100% - 394px);
    margin-right: 17px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: center
}

.part3 .page_part .left .title{
    font-size: 36px;
    font-family: SY-M;
    font-weight: 500;
    color: #333;
    margin-bottom: 10px
}

.part3 .page_part .left .fonts{
    font-size: 16px;
    font-family: SY;
    font-weight: 400;
    color: #666;
    line-height: 27px;
    margin-bottom: 18px
}

.part3 .page_part .left .fonts:last-child {
    margin-bottom: 0
}

.part3 .page_part .right{
    width: 432px;
    height: 394px
}

.part3 .page_part .right img{
    width: 100%;
    height: 100%
}

@media (max-width: 767px) {
    .page_part{
        padding:0 16px;
        box-sizing: border-box
    }

    .part3 .page_part .right{
        display: none
    }

    .part3 .page_part .left{
        width: 100%;
        text-align: justify;
        word-break: break-all;
        text-justify: distribute
    }

    .part3 .page_part .left .title{
        font-size: 20px
    }
}

@media (min-width: 768px) {
    .page_part{
        padding:0 64px;
        box-sizing: border-box
    }

    .part3 .page_part .right{
        display: none
    }

    .part3 .page_part .left{
        width: 100%;
        text-align: justify;
        word-break: break-all;
        text-justify: distribute
    }
}

@media (min-width: 992px) {
    .page_part{
        padding:0 130px;
        box-sizing: border-box
    }

    .part3 .page_part .right{
        display: none
    }

    .part3 .page_part .left{
        width: 100%;
        text-align: justify;
        word-break: break-all;
        text-justify: distribute
    }
}

@media (min-width: 1540px) {
    .page_part{
        padding:0 calc(50% - 600px);
        box-sizing: border-box
    }

    .part3 .page_part .right{
        display: block
    }

    .part3 .page_part .left{
        width: calc(100% - 394px);
        text-align: justify;
        word-break: break-all;
        text-justify: distribute
    }
}