html,
body {
    margin: 0;
    padding: 0;
}

body {
    font-family: Helvetica Neue, Helvetica, PingFang SC, Hiragino Sans GB, Microsoft YaHei, Arial, sans-serif;
    font-size: 14px;
    display: flex;
    flex-direction: column;
    background: #101833;
    color: #fff;
}

p {
    margin: 0;
    padding: 0;
}

ul {
    margin: 0;
    padding: 0;
}

/* 顶部横幅 */
.banner {
    min-height: 100vh;
    background-image: url(../img/banner.png);
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: left;
    transition: font-size 0.3s, min-height 0.3s;
}

.banner .content {
    margin-left: 10%;
}

.banner p {
    font-size: 4rem;
}

.banner p:nth-child(3) {
    font-size: 2rem;
    line-height: 4rem;
}

/* 区块 */
.block {
    display: flex;
    justify-content: center;
    margin-top: 5rem;
}

/* 内容 */
.block .content {
    margin: 0 10%;
    max-width: 1080px;
    width: 100%;
}

.part1 p:nth-child(1) {
    color: #fcdbff;
    font-size: 3rem;
}

.part1 p:nth-child(2),
.part1 p:nth-child(7) {
    font-size: 1.2rem;
    line-height: 2rem;
}

.part1 p:nth-child(4) {
    font-size: 2rem;
    text-align: center;
}

.part1 p:nth-child(6),
.part3 p,
.part6 .item p {
    color: #00b0f0;
    font-size: 2rem;
}

.part1 p:nth-child(7) i {
    font-size: 1.5rem;
}

.part1 ul {
    list-style: none;
    margin: 2rem 6rem;
    font-size: 2rem;
    line-height: 3rem;
}

.part1 .item {
    margin: 2rem 0;
    padding-top: 43%;
    background-image: url(../img/part1.jpg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
}

.part1 .item p {
    position: absolute;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.3);
    font-size: 2rem;
    padding: 0.5rem 2rem;
}

.part2 {
    min-height: 20rem;
    background: #dae3f3;
    color: rgba(0, 0, 0, 0.9);
}

.part2 .content {
    background-image: url(../img/part2.png);
    background-size: auto 100%;
    background-repeat: no-repeat;
    background-position: left;
    display: flex;
    align-items: center;
}

.part2 .item {
    margin-left: auto;
}

.part2 p:nth-child(1) {
    font-size: 2rem;
}

.part2 p:nth-child(2) {
    font-size: 1.5rem;
    margin: 1rem 0;
}

.part2 ul {
    margin-left: 1.5rem;
    font-size: 1rem;
}

.part2 li {
    margin-top: 1rem;
}

.part3 .item {
    margin-top: 2rem;
    display: flex;
    color: #fcdbff;
    font-size: 1.5rem;
}

.part3 .left {
    width: 30%;
}

.part3 .right {
    margin-left: auto;
}

.part3 ul {
    margin-left: 1.5rem;
    color: #fff;
    font-size: 1rem;
    line-height: 1.5rem;
}

.part4,
.part5 {
    background: #739fc2;
    min-height: 20rem;
}

.part4 p:nth-child(1),
.part5 .item p:nth-child(1) {
    font-size: 2rem;
    margin: 2rem 0;
}

.part4 .item {
    background-image: url(../img/part4.png);
    background-size: contain;
    background-repeat: no-repeat;
    background-position: right top;
    font-size: 1.5rem;
}

.part4 .item ul {
    width: 50%;
    margin-left: 1.5rem;
}

.part4 .item li {
    margin-top: 1rem;
}

.part4 .item2 {
    display: flex;
    margin: 2rem 0;
}

.part4 .item2 ul {
    list-style-type: none;
    font-size: 1.5rem;
    margin-left: auto;
}

.part4 .item2 li {
    margin-top: 0.5rem;
}

.part4 .item2 li::before {
    content: "\e652";
    font-family: "iconfont";
    margin-right: 2rem;
}

.part5 .item {
    display: flex;
    align-items: end;
}

.part5 .item p:nth-child(1) {
    width: 30%;
}

.part5 .item p:nth-child(2) {
    margin-left: auto;
    font-size: 1.5rem;
    color: #fcdbff;
}

.part5 .item2 {
    margin: 2rem 0;
    display: flex;
}

.part5 .item3 {
    width: 22.5%;
    display: flex;
    position: relative;
}

.part5 .item3 .arrow {
    position: absolute;
    right: 0;
    top: calc((100% - 3rem) / 2);
    width: 2rem;
    height: 3rem;
}

.part5 .item3:last-of-type {
    width: calc(10% - 0.4rem);
}

.part5 .item4 {
    width: 100%;
    padding-top: 100%;
    margin-top: 70%;
    position: absolute;
    top: 0;
    left: 0;
    border-radius: 50%;
    border: 0.2rem solid #cd31be;
    background: #004a87;
    display: flex;
    justify-content: center;
    align-items: center;
}

.part5 .item4 p {
    margin-top: -100%;
    padding: 1rem;
    text-align: center;
}

.part5 .item3 ul {
    width: calc(100% - 2rem);
    list-style: none;
    background: #004a87;
}

.part5 .item3 li:nth-child(1) {
    background: #00b0f0;
    text-align: center;
    padding: 1rem;
}

.part5 .item3 li:nth-child(2) {
    margin-top: 2rem;
}

.part5 .item3 li:last-of-type {
    margin-bottom: 2rem;
}

.part5 .item3 li img {
    width: 2rem;
    height: 2rem;
    margin-left: 1rem;
}

.part5 .item3 dl {
    display: flex;
    align-items: center;
}

.part5 .item3 dt {
    margin-right: 1rem;
}

.part5 .item3 dd {
    margin: unset;
    padding-right: 1rem;
}

.part6 .item2 {
    display: flex;
    align-items: center;
    margin: 2rem 0;
}

.part6 .item2 p {
    width: 30%;
    font-size: 1.5rem;
    padding: 2rem;
    border: 0.2rem dashed #254278;
}

.part6 .item2 img {
    margin-left: 2rem;
}

.part6 .item3 {
    display: flex;
}

.part6 .item3 span {
    width: 0.1rem;
    margin: 0 2rem;
    background: #999;
}

.part6 .item3 ul {
    width: calc((100% - 4.1rem) / 2);
}

.part6 .item3 ul:last-of-type {
    margin-left: 2rem;
}

.part6 .item3 li {
    margin-top: 1rem;
}

.part7 .item {
    min-height: 30rem;
    background-image: url(../img/part7.png);
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
}

.part7 .item2 {
    font-size: 1.5rem;
    color: #fcdbff;
    text-align: center;
    margin-top: 2rem;
}

.footer {
    background: #000;
}

.footer .content {
    display: flex;
    padding: 1rem 0;
}

.footer p {
    margin-left: 1rem;
    padding-right: 1rem;
    border-right: 0.1rem solid rgba(115, 159, 104, 0.2);
}

.footer p:last-of-type {
    border-right: unset;
}

.footer a {
    text-decoration: none;
    color: #fff;
    transition: color 0.3s;
}

.footer a:hover {
    color: #00b0f0;
    text-decoration: underline;
}

/* 隐藏滚动条 */
body::-webkit-scrollbar {
    display: none;
}

/* 划入动画 */
.slide-in {
    animation: slideIn 0.5s ease-out;
}

@keyframes slideIn {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* 兼容平板 */
@media (max-width: 992px) {
    .part2 .item {
        width: 60%;
        margin-top: 1rem;
        margin-bottom: 1rem;
    }

    .part3 .left {
        width: 60%;
        margin-right: 1rem;
    }

    .part4 .item {
        background-size: auto 40%;
    }

    .part4 .item ul {
        width: 60%;
    }

    .part4 .item2 ul {
        font-size: 1rem;
    }

    .part5 .item {
        flex-direction: column;
        align-items: unset;
    }

    .part5 .item p:nth-child(1) {
        width: unset;
    }

    .part5 .item2 {
        flex-wrap: wrap;
        margin-bottom: unset;
    }

    .part5 .item3 {
        width: 50%;
        margin-bottom: 2rem;
    }

    .part5 .item3:last-of-type {
        width: calc(50% - 2.4rem);
        padding-top: 50%;
    }

    .part5 .item4 {
        margin-top: unset;
    }

    .part6 .item2 img {
        width: 50%;
        height: auto;
    }
}

/* 兼容手机 */
@media (max-width: 576px) {
    .block {
        margin-top: 2rem;
    }

    .banner {
        min-height: 20rem;
    }

    .banner p {
        font-size: 2rem;
    }

    .part1 p:nth-child(1) {
        font-size: 1.5rem;
    }

    .part1 p:nth-child(2),
    .part1 p:nth-child(7),
    .part2 ul,
    .part3 ul,
    .part4 .item2 ul,
    .part6 .item3 ul {
        font-size: 0.75rem;
        line-height: 1rem;
    }

    .banner p:nth-child(3),
    .part1 p:nth-child(4),
    .part1 p:nth-child(6),
    .part2 p:nth-child(1),
    .part3 p,
    .part1 .item p,
    .part4 p:nth-child(1),
    .part4 .item ul,
    .part5 p:nth-child(1),
    .part6 .item p,
    .part7 .item2 {
        font-size: 1rem;
    }

    .part1 p:nth-child(7) i,
    .part6 .item2 p {
        font-size: 0.9rem;
    }

    .part1 ul {
        margin: 1rem 3rem;
        font-size: 1rem;
        line-height: 1.5rem;
    }

    .part1 .item {
        margin: 1rem 0;
    }

    .part1 .item p {
        padding: 0.25rem 1rem;
    }

    .part2,
    .part4 {
        min-height: 10rem;
    }

    .part2 p:nth-child(2),
    .part3 .item {
        font-size: 0.9rem;
        margin: 1rem 0;
    }

    .part2 ul,
    .part3 ul {
        margin-left: 1rem;
    }

    .part3 .left {
        width: 50%;
        margin-right: 1rem;
    }

    .part4 .item ul,
    .part5 .item p:nth-child(2) {
        font-size: 0.9rem;
    }

    .part5 .item2 {
        margin-bottom: 1rem;
    }

    .part5 .item3 ul {
        font-size: 0.75rem;
        margin-bottom: 1rem;
    }

    .part5 .item3 li img {
        width: 1rem;
        height: 1rem;
    }

    .part5 .item4 p {
        font-size: 0.75rem;
    }

    .part7 .item {
        min-height: 20rem;
    }

    .part7 .item2 {
        margin-top: 1rem;
    }
}