body {
    background: none;
}

.nsbn-header {
    background: url(nsbn-1.png) no-repeat top center;
    background-size: 19.2rem 4rem;
    height: 4rem;
}

.nsbn-header-title {
    width: 12rem;
    margin: 0 auto;
}

.nsbn-header-title img {
    margin-top: 0.2rem;
    height: 2.5rem;
}

.first {
    margin-top: 0.4rem;
    background: url(nsbn-2.png) no-repeat bottom center;
    background-size: 19.2rem 6rem;
}

.second {
    margin: 0.4rem 0;
}

.third {
    margin-top: 0.8rem;
    padding-bottom: 0.4rem;
}

.first-content {
    width: 12rem;
    margin: 0 auto;
}

.main-item-header {
    display: flex;
    align-items: center;
    justify-content: center;
}

.main-item-header span {
    font-size: 0.24rem;
    font-weight: bold;
    display: inline-block;
    margin: 0 0.2rem;
    color: #3D3D3D;
}

.first-main .first-title {
    display: flex;
    justify-content: space-evenly;
    font-size: 0.24rem;
    width: 12rem;
    margin: 0.5rem auto;
    font-weight: bold;
}

.first-main .first-title .first-title-left,
.first-main .first-title .first-title-right {
    cursor: pointer;
    margin: 0 0.5rem;
    flex: 1;
}

.first-title-left .first-title-content span {
    color: #0063ED;
}

.first-title-content {
    position: relative;
    margin: 0 0.4rem;
}

.first-title-left .first-title-content img {
    margin-left: -0.5rem;
}

.gxbcyyjs-show,
.gxbcyyjs {
    width: 0.6rem;
}

.first-title-content .icon {
    position: absolute;
    top: -0.3rem;
    left: -0.25rem;
    z-index: -1;
    width: 0.6rem;
    margin: 0 !important;
}

.first-content-left,
.first-content-right {
    width: 12rem;
    margin: 0 auto;
    display: flex;
}

.first-content-left-main,
.first-content-right-main {
    background: url(nsbn-11.png) no-repeat;
    background-size: 100% 100%;
    width: 8rem;
    height: 5rem;
    position: relative;
}

.first-content-right-main {
    background: url(nsbn-13.png) no-repeat;
    display: flex;
    align-items: center;
    flex-direction: column;
    justify-content: center;
}

.first-content-left-main .left-main-bg {
    position: absolute;
    bottom: 0.4rem;
    left: 50%;
    transform: translateX(-50%);
    width: 7rem;
    height: 3.5rem;
}


.first-content-right-main .right-main-bg {
    margin: 0 0.4rem 0 0.2rem;
    width: 6.5rem;
}

.first-content-left-show {}

.left-main-1 {
    width: 4rem;
    margin-left: 2.5rem;
}

.left-main-2 {
    width: 4rem;
    margin-left: 2rem;
    margin-top: 0.6rem;
}

.left-main-3 {
    width: 4rem;
    margin-left: 1.5rem;
    margin-top: 0.6rem;
}

.left-main-1,
.left-main-2,
.left-main-3 {
    display: flex;
    justify-content: space-between;
}

.right-main-1,
.right-main-2 {
    display: flex;
    justify-content: space-between;
    height: 1.4rem;
}

.centerW {
    width: 12rem;
    margin: 0 auto;
    padding-top: 0.32rem;
}

.centerW img {
    width: 4rem;
    height: 0.78rem;
}

.right-main-2 {
    margin-top: 0.4rem;
    height: 1.1rem;
}

.left-main-1 .left-main-item,
.left-main-2 .left-main-item,
.left-main-3 .left-main-item {
    font-size: 0.2rem;
    /* font-weight: bold; */
    position: relative;
    cursor: pointer;
}

.right-main-1 .right-main-item,
.right-main-2 .right-main-item {
    font-size: 0.2rem;
    margin: 0 0.6rem;
    /* font-weight: bold; */
    position: relative;
    text-align: center;
    cursor: pointer;
}

.left-main-1 .left-main-item p,
.left-main-2 .left-main-item p,
.left-main-3 .left-main-item p {
    margin-top: 0.1rem;
}

.right-main-1 .right-main-item p,
.right-main-2 .right-main-item p {
    margin-top: 0.1rem;
}

.right-main-item .bo-icon {
    bottom: -0.1rem;
    width: 0.25rem;
}


.right-main-item .bo-icon-1 {
    top: -0.5rem;
    width: 0.25rem;
}

.qyqsmzq,
.qyqsmzq-show {
    width: 0.66rem;
    height: 0.66rem;
}

.bo-icon {
    position: absolute;
    bottom: -0.33rem;
    left: 50%;
    transform: translateX(-50%);
}

.bo-icon-1 {
    bottom: -0.30rem;
}

.bo-icon-2 {
    bottom: -0.28rem;
}

.first-content-left-show,
.first-content-right-show {
    width: 4.45rem;
    background: url(nsbn-10.png) no-repeat;
    background-size: 100% 100%;
    margin-left: -0.35rem;
    padding: 0.35rem 0.35rem 0.35rem 0.7rem;
    z-index: 1;
    height: 5rem;
    overflow-y: auto;
}

.left-show-header {
    /* margin-left: 0.7rem; */
    display: flex;
    align-items: flex-end;
}

.left-show-header .header-left {
    height: 0.6rem;
    color: #0074E0;
    font-size: 0.24rem;
    font-weight: bold;
    position: relative;
}

.left-show-header .header-left img {
    position: absolute;
    left: 0;
    bottom: 0;
    z-index: -1;
}

.left-show-header .header-left p {
    padding-top: 0.3rem;
    padding-left: 0.2rem;
}

.left-show-header .header-txt {
    color: #86909C;
    font-size: 0.18rem;
    margin-left: 0.2rem;
    margin-bottom: 0;
}

.first-content-left-show .left-show-main,
.first-content-right-show .left-show-main {
    color: #4E5969;
    font-size: 0.22rem;
}

.first-content-left-show .left-show-main .item,
.first-content-right-show .left-show-main .item {
    margin: 0.2rem 0;
    cursor: pointer;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.first-bottom {
    width: 12rem;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    gap: 0.4rem;
    padding: 0.4rem 0;
}

.first-bottom .first-bottom-left {
    background: url(cytbzq1.png) no-repeat;
    background-size: 100% 100%;
}

.first-bottom .first-bottom-right {
    background: url(nsbn-6.png) no-repeat;
    background-size: 100% 100%;
}

.first-bottom .first-bottom-left,
.first-bottom .first-bottom-right {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 1.5rem;
}

.first-bottom .first-bottom-left img,
.first-bottom .first-bottom-right img {
    width: 4rem;
}

.second-main {
    width: 12rem;
    margin: 0 auto;

    text-shadow: 0px 2px 4px #0074E0;
    font-size: 0.24rem;
    color: #fff;
    font-weight: bold;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.4rem;
}

.second-main-item {
    flex: 1 1 calc(50% - 0.5rem);
    padding: 0.2rem 0.84rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    color: #fff;
}

.second-main .item1 {
    background: url(nsbn-14.png) no-repeat;
    background-size: 100% 100%;
}

.second-main .item2 {
    background: url(nsbn-15.png) no-repeat;
    background-size: 100% 100%;
}

.second-main .item3 {
    background: url(nsbn-16.png) no-repeat;
    background-size: 100% 100%;
}

.second-main .item4 {
    background: url(nsbn-17.png) no-repeat;
    background-size: 100% 100%;
}

.third {
    background: url(nsbn-3.png) no-repeat bottom center;
    background-size: 19.2rem 6rem;
}

.third-content {
    width: 12rem;
    margin: 0 auto;
}

.third-main {
    background: url(nsbn-9.png) no-repeat;
    background-size: 100% 100%;
    margin: 0.4rem 0 0.4rem;
    height: 2rem;
    display: flex;
    align-items: center;
    padding-left: 1rem;
    cursor: pointer;
}

.third-main.main1 {
    background: url(nsbn-8.png) no-repeat;
    background-size: 100% 100%;
    position: relative;
    justify-content: center;
}

.main1 .btn {
    position: absolute;
    bottom: 0.2rem;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.2rem;
    color: #0074E0;
    width: 1.5rem;
    height: 0.4rem;
    line-height: 0.4rem;
    text-align: center;
    box-shadow: 0px 0.025rem 0px 0px #0074E0;
    border-radius: 0.03rem 0.03rem 0.03rem 0.03rem;
    background: #E1F5FF;
    font-weight: bold;
}

.main1 .btn img {
    width: 0.2rem;

}

.third-main img {
    width: 5rem;
}

@media screen and (max-width: 768px) {

    .third-content,
    .first-content,
    .second-main,
    .first-bottom,
    .nsbn-header-title,
    .first-main .first-title,
    .first-content-left,
    .first-content-right,
    .first-content-left-show,
    .first-content-right-show,
    .first-content-left-main,
    .first-content-right-main,
    .centerW {
        width: 100% !important;
    }

    .first-title-content .icon {
        display: none;
    }

    .first-content-left,
    .first-content-right {
        flex-direction: column;
    }

    .main-item-header img {
        width: 2rem;
    }

    .left-show-header {
        margin-top: 1.5rem;
    }

    .left-show-header .header-left p {
        padding-top: 0.15rem;
    }

    .left-show-header .header-left {
        font-size: 0.38rem;
    }

    .left-show-header .header-txt,
    .first-main .first-title {
        font-size: 0.34rem;
    }

    .first-content-left-show .left-show-main .item,
    .first-content-right-show .left-show-main .item {
        margin: 0.4rem 0;
    }

    .first-content-left-show,
    .first-content-right-show {
        margin: 0;
        background: url(nsbn-10-1.png) no-repeat;
        background-size: 100% 100%;
        height: auto;
    }

    .first-content-left-show .left-show-main,
    .first-content-right-show .left-show-main,
    .right-main-1 .right-main-item,
    .right-main-2 .right-main-item {
        font-size: 0.32rem;
    }

    .main-item-header span {
        font-size: 0.36rem;
        display: inline-block;
        width: 2.8rem;
        text-align: center;
    }

    .first-title-left .first-title-content img {
        margin: 0;
    }

    .first-main .first-title .first-title-left,
    .first-main .first-title .first-title-right {
        margin: 0 0.2rem;
        text-align: center;
    }

    .second-main-item {
        padding: 0.2rem;
        height: 1.5rem;
        flex: 1 1 calc(50% - 0.2rem);
        justify-content: center;
    }

    .second-main-item span {
        text-align: center;
    }

    .second-main {
        font-size: 0.32rem;
        padding: 0 0.2rem;
        gap: 0.2rem;
    }

    .second-main-item img {
        display: none;
    }

    .first-content-left-main .left-main-bg {
        bottom: 0.3rem;
    }

    .bo-icon {
        bottom: -0.35rem;
    }

    .bo-icon-1,
    .bo-icon-2 {
        bottom: -0.45rem;
    }

    .left-main-1 .left-main-item,
    .left-main-2 .left-main-item,
    .left-main-3 .left-main-item {
        font-size: 0.32rem;
        text-align: center;
    }

    .left-main-1 {
        width: 5rem;
        margin-left: 2rem;
    }

    .left-main-2 {
        width: 5rem;
        margin-left: 1.5rem;
        margin-top: 0.35rem;
    }

    .left-main-3 {
        width: 5rem;
        margin-left: 1rem;
        margin-top: 0.4rem;
    }

    .first-title-content {
        margin: 0;
    }

    .icon-btn {
        width: 3rem;
    }
}