.banner {
    width: 100%;
}
.banner img {
    display: block;
    width: 100%;
}
.link {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    height: 60px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.16);
}
.link .line {
    width: 108px;
    height: 2px;
    background: #39B6E7;
    position: absolute;
    bottom: -1px;
    /*left: 709px;*/
    transition: 1s;
}
.link a {
    display: block;
    font-size: 20px;
    font-family: HarmonyOS;
    font-weight: 400;
    color: #232323;
    transition: 1s;
    margin-right: 117px;
}
.link a:nth-child(2) {
    margin-right: 0;
}
.link a.on {
    color: #39B6E7;
}
.link a:hover {
    color: #39B6E7;
}
.section {
    width: 100%;
    margin-bottom: 102px;
}
.section img {
    display: block;
}
.section .title {
    width: 100%;
    height: 274px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.15);
}
.joke {
    width: 1480px;
    margin: auto;
}
.section .title h1 {
    font-size: 48px;
    font-family: HarmonyOS-B;
    font-weight: bold;
    color: #333333;
    line-height: 274px;
}
.section .content .secTop {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 63px;
    margin-bottom: 121px;
}
.section .content .secTop h3 {
    font-size: 34px;
    font-family: HarmonyOS-B;
    font-weight: bold;
    color: #242424;
    line-height: 44px;
}
.section .content .secTop p {
    width: 792px;
    font-size: 18px;
    font-family: HarmonyOS;
    font-weight: 400;
    color: #3E3E3E;
    line-height: 40px;
}

.section .content .numList {
    display: flex;
}
.section .content .numList .item {
    width: 25%;
    border-right: 1px solid rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 40px 0;
}
.section .content .numList .item:nth-last-child(1){
    border-right: 0;
}
.section .content .numList .item .num_item {
    display: flex;
    margin-bottom: 10px;
}
.section .content .numList .item>p {
    font-size: 16px;
    font-family: HarmonyOS;
    font-weight: 400;
    color: #333333;
}
.section .content .numList .item .num_item p {
    font-size: 40px;
    font-family: SuisseIntl-B;
    font-weight: bold;
    color: #39B6E7;
}
.section .content .joke {
    border-bottom: 1px solid #dbe5f2;
    padding-bottom: 100px;
}
.section .content .joke .contentList {
    display: flex;
}
.section .content .joke .contentList .item .img {
    width: 120px;
    margin-bottom: 40px;
}
.section .content .joke .contentList .item  {
    width: 33.3333%;
    display: flex;
    align-items: center;
    flex-direction: column;
}
.section .content .joke .contentList .item p {
    font-size: 18px;
    font-family: HarmonyOS-B;
    font-weight: 600;
    color: #3E3E3E;
    line-height: 30px;
}
.section .content .joke .contentList .item .text {
    width: 90%;
    margin: 20px auto 0;
    text-align: center;
    font-size: 14px;
    font-family: HarmonyOS;
    font-weight: 400;
    color: #4D4D4D;
    line-height: 25px;
    opacity: 0;
    transform: translateY(20px);
    transition: 1s;
}
.section .content .joke .contentList .item:hover .text {
    opacity: 1;
    transform: translateY(0);
}
.link .line {
    width: 200px;
}
.section .content .joke .contentList{
    justify-content: space-between;
}
.section .content .joke .contentList .item{
    width: 32%;
}
@media screen and (max-width: 1600px) {
    .joke {
        width: 90%;
    }
}
@media screen and (max-width: 1024px) {
    .banner {
        height: 40vh;
    }

    .banner img {
        height: 100%;
    }

    .link {
        height: 50px;
        padding: 0 30px;
        justify-content: center;
    }

    .link a {
        margin-right: 40px;
        font-size: 14px;
    }

    .link .line {
        width: 84px;
    }
    .section .title {
        height: 150px;
    }

    .section .title h1 {
        font-size: 32px;
        line-height: 150px;
    }
    .section .content .secTop {
        flex-direction: column;
        align-items: unset;
        padding-top: 40px;
        margin-bottom: 50px;
    }
    .section .content .secTop h3 {
        font-size: 24px;
        margin-bottom: 20px;
    }
    .section .content .secTop p {
        width: 100%;
        font-size: 14px;
        line-height: 28px;
    }
    .section .content .numList .item {
        width: 50%;
        margin-bottom: 20px;
    }
    .section .content .numList .item:nth-child(2n) {
        border-right: 0;
    }
    .section .content .numList {
        flex-wrap: wrap;
    }
    .section .content .joke .contentList {
        flex-direction: column;
    }
    .section .content .joke .contentList .item {
        width: 100%;
        margin-bottom: 30px;
    }
    .section .content .joke .contentList .item .text {
        opacity: 1;
        transform: translateY(0px);
    }
    .section .content .joke .contentList .item .img {
        margin-bottom: 20px;
    }
}
@media screen and (max-width: 540px) {
    .link{
        overflow-x: scroll;
    }
    .link::-webkit-scrollbar{
        display: none;
    }
    .link a{
        width: auto;
        margin-right: 30px;
        white-space: nowrap;
    }

    .section .title h1 {
        font-size: 26px;
    }
}
@media screen and (max-width: 414px) {
    .section .title h1 {
        font-size: 22px;
    }
}