.banner {
    position: relative;
}
.banner .text {
    position: absolute;
    top: 50%;
    transform: translate(-50%,-50%);
    left: 50%;
    z-index: 10;
    width: 1440px;
}
.banner .text span {
    display: block;
    font-size: 16px;
    font-family: HarmonyOS Sans SC r;
    font-weight: 400;
    color: #666666;
    margin-bottom: 15px;
}
.banner .text h5 {
    font-size: 50px;
    font-family: HarmonyOS Sans SC b;
    font-weight: bold;
    color: #333333;
    margin-bottom: 50px;
}
.banner .text p {
    font-size: 18px;
    font-family: HarmonyOS Sans SC r;
    font-weight: 400;
    color: #666666;
}
.sec1 {
    padding: 70px 0 110px;
}
.sec1 .joke {
    width: 1440px;
    margin: auto;
    display: flex;
    justify-content: space-between;
}
.sec1 .joke .content {
    width: 1080px;

}
.sec1 .joke .content p {
    font-size: 20px;
    font-family: HarmonyOS Sans SC r;
    font-weight: 400;
    color: #333333;
    line-height: 32px;
}
.sec1 .joke .newsPage a {
    display: flex;
    width: 240px;
    height: 240px;
    position: relative;
    margin-bottom: 16px;
    flex-direction: column;
    padding: 50px 17px 37px;
    justify-content: space-between;
    align-items: center;

    border: 4px solid #CCCCCC;
}
.sec1 .joke .newsPage a p {
    font-size: 20px;
    font-family: HarmonyOS Sans SC b;
    font-weight: bold;
    color: #333333;
    line-height: 32px;
    text-align: center;
    -webkit-line-clamp: 2;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.sec1 .joke .newsPage a span {
    font-size: 20px;
    font-family: HarmonyOS Sans SC r;
    font-weight: 400;
    color: #333333;
}
.sec1 .joke .newsPage a .line {
    position: absolute;
    background: rgba(202, 0, 0, 1);
    transition: ease .2s;
}
.sec1 .joke .newsPage a .l2,.sec1 .joke .newsPage a .l3 {
    background: rgba(18, 100, 172, 1);
}
.sec1 .joke .newsPage a .l1, .sec1 .joke .newsPage a .l2 {
    left: 0px;
    width: 0%;
    height: 4px;
    top: -4px;
}
.sec1 .joke .newsPage a .l1 {
    left: -4px;
}

.sec1 .joke .newsPage a .l3, .sec1 .joke .newsPage a .l4 {
    position: absolute;
    width: 4px;
    height: 0%;
}
.sec1 .joke .newsPage a .l1 {
    transition-delay: 0.6s;
}
.sec1 .joke .newsPage a .l2 {
    right: -4px;
    bottom: -4px;
    left: unset;
    top: unset;
    transition-delay: 0.2s;
}
.sec1 .joke .newsPage a .l3 {
    right: -4px;
    top: 0;
    transition-delay: 0.4s;
}
.sec1 .joke .newsPage a .l4 {
    left: -4px;
    bottom: 0;
}
.sec1 .joke .newsPage a:hover .l1, .sec1 .joke .newsPage a:hover .l2 {
    width: calc(100% + 8px);
}
.sec1 .joke .newsPage a:hover .l3, .sec1 .joke .newsPage a:hover .l4 {
    height: 100%;
}
.sec1 .joke .newsPage a:hover .l1 {
    transition-delay: unset;
}
.sec1 .joke .newsPage a:hover .l2 {
    transition-delay: 0.4s;
}
.sec1 .joke .newsPage a:hover .l3 {
    transition-delay: 0.2s;
}
.sec1 .joke .newsPage a:hover .l4 {
    transition-delay: 0.6s;
}
.sec1 .joke .newsPage form {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 240px;
    border-bottom: 4px solid #CCCCCC;
    margin: 80px 0 0;
}
.sec1 .joke .newsPage form input {
    border: none;
    background: unset;
    height: 50px;
    font-size: 20px;
    font-family: HarmonyOS Sans SC r;
    font-weight: 400;
    color: #000000;
    width: calc(100% - 30px);
}
.sec1 .joke .newsPage form input::placeholder {
    font-size: 20px;
    font-family: HarmonyOS Sans SC r;
    font-weight: 400;
    color: rgba(51, 51, 51, 0.5);
    line-height: 26px;
}
.sec1 .joke .newsPage form button {
    display: flex;
    background: unset;
    font-size: 26px;
    color: rgba(102, 102, 102, 1);
    transition: 0.6s;
}
.sec1 .joke .newsPage form button:hover {
    color: rgba(202, 0, 0, 1);
}
.sec1 .joke .content .back {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 80px 0 0;
    padding: 35px 0 0;
    border-top: 1px solid #CCCCCC;
}
.sec1 .joke .content .back .more {
    display: block;
    width: 177px;
    position: relative;
}
.sec1 .joke .content .back .more p {
    font-size: 18px;
    font-family: HarmonyOS Sans SC r;
    font-weight: 400;
    color: #666666;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
}
.sec1 .joke .content .back .more img {
    display: block;
    width: 100%;
}
.sec1 .joke .content .back a:nth-last-child(1) {
    font-size: 20px;
    font-family: HarmonyOS Sans SC r;
    font-weight: 400;
    color: #333333;
    transition: 0.6s;
}
.sec1 .joke .content .back a:nth-last-child(1):hover {
    color: rgba(202, 0, 0, 1);
}
@media screen and (max-width:1600px){
    .banner .text h5 {
        font-size: 40px;
    }
    .banner .text {
        width: 90%;
    }
    .sec1 .joke {
        width: 90%;
    }
    .sec1 .joke .content {
        width: calc(100% - 12.5vw - 100px);

    }
    .sec1 .joke .newsPage,.sec1 .joke .newsPage form {
        width: 12.5vw;
    }
    .sec1 .joke .newsPage a {
        width: 12.5vw;
        height: 12.5vw;
    }
    .sec1 .joke .newsPage a p {
        -webkit-line-clamp: 2;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .sec1 .joke .newsPage a p {
        font-size: 16px;
        line-height: 22px;
    }
    .sec1 .joke .newsPage a {
        padding: 15% 17px 15%;
    }
    .sec1 .joke .newsPage a span {
        font-size: 16px;
    }
    .sec1 .joke .content img {
        width: 100% !important;
        height: auto;
    }
    .sec1 .joke .content p {
        font-size: 18px;
        line-height: 1.5;
    }
    .sec1 .joke .newsPage form input {
        height: 40px;
        font-size: 16px;
    }
    .sec1 .joke .newsPage form input::placeholder {
        font-size: 16px;
    }
    .sec1 .joke .newsPage form button {
        font-size: 20px;
    }
    .sec1 .joke .newsPage form {
        margin-top: 40px;
    }
}
@media screen and (max-width:1400px){
    .banner .text h5 {
        font-size: 32px;
        margin-bottom: 25px;
    }
    .sec1 .joke .content .back a:nth-last-child(1) {
        font-size: 18px;
    }

}
@media screen and (max-width:1024px){

    .sec1 .text {
        min-height: calc(100vh - 107px - 154px - 62px - 340px);
    }
    .sec1 .joke .content .back a:nth-last-child(1) {
        font-size: 16px;
    }
    .sec1 .joke .content .back .more p {
        font-size: 16px;
    }
    .sec1 .joke .newsPage, .sec1 .joke .newsPage form {
        display: none;
    }
    .sec1 .joke .content {
        width: 100%;
    }
    .banner {
        padding: 20px 0;
    }
    .banner .text p {
        font-size: 16px;
    }
    .banner .text h5 {
        font-size: 24px;
    }
    .sec1 .joke .content p {
        font-size: 14px;
    }
    .banner .text {
        position: static;
        transform: unset;
        margin: auto;
    }
    .banner img {
        height: 100%;
        position: absolute;
        top: 0;
        left: 0;
        z-index: -1;
    }
    .sec1 .joke .content .back a:nth-last-child(1) {
        width: 200px;
    }
}
@media screen and (max-width:768px){
    .banner {
        height: auto;
    }
    .sec1 {
        padding: 40px 0 60px;
    }
    .sec1 .joke .content p {
        font-size: 14px;
        line-height: 2;
    }
    .banner .text h5 {
        font-size: 20px;
    }
    .sec1 .joke .content .back {
        margin: 35px 0 0;
        padding: 20px 0 0;
    }
    .sec1 .joke .content .back a:nth-last-child(1) {
        width: 150px;
    }
    .sec1 .joke .content .back .more p {
        font-size: 14px;
    }
}