:root{
    --ffd733: #ffd733;
    --ffffff: #ffffff;
    --282828: #282828;
    --000000: #000000;
    --f5f5f5: #f5f5f5;
    --ff7200: #ff7200;
}
body{
    background-color: var(--ffffff);
}
.expired .join{
    pointer-events: none;
    filter: grayscale(100%);
    display: none !important;
}
.expired .refe{
    filter: brightness(.3);
}
#app{
    width: 100%;
    margin: 0 auto;
}
.swiper{
    border-radius: .6em;
}
.swiper-pagination {
    position: absolute; /* 可以根据需要调整位置 */
    bottom: 102% !important; /* 位置 */
    left: calc(50% - 15px); /* 居中 */
    z-index: 100;
}

.swiper-pagination-bullet {
    display: inline-block; /* 使其为块级元素 */
    width: 10px; /* 设置宽度 */
    height: 6px; /* 设置高度 */
    background: rgba(0, 0, 0, 0.3); /* 背景颜色 */
    border-radius: 5px; /* 圆角 */
    margin: 0 5px; /* 左右间距 */
    opacity: 0.5; /* 初始透明度 */
    transition: opacity 0.3s; /* 过渡效果 */
}
.swiper-pagination-bullet-active{
    display: inline-block; /* 使其为块级元素 */
    width: 20px; /* 设置宽度 */
    height: 6px; /* 设置高度 */
    background: var(--ffd733); /* 背景颜色 */
    border-radius: 5px; /* 圆角 */
    margin: 0 5px; /* 左右间距 */
    opacity: 1; /* 初始透明度 */
    transition: opacity 0.3s; /* 过渡效果 */
}

.pagewidth{
    width: 100%;
    max-width: 1360px;
    line-height: 1.4;
    margin: 0 auto;
    position: relative;
    box-sizing: border-box;
}
header{
    background: url(../images/line.png) no-repeat top right;
    background-size: 80%, 80%;
    background-position: 100% 20% ;
    padding-bottom: 100px;
    
}
.banner{
    background: url(../images/rewards.png) no-repeat;
    background-size: 30%, 30%;
    background-position: 30% 30%;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
}
.banner .logo{
    margin: 40px 0 60px;
    width: 220px;
    height: auto;
}
.logo img{
    width: 100%;
    height: auto;
}
.bn-le{
    width: 35%;
}
.bn-le h2{
    font-size: 80px;
}
.bn-le p{
    font-size: 45px;
}
.bn-le p span{
    font-weight: 700;
    color: var(--ffd733);
}
.bn-le a{
    margin-top: 30px;
    width: 60%;
    border-radius: 2em;
    background-color: var(--ffd733);
    display: flex;
    align-items: center;
    justify-content: center;
}
.bn-le a span{
    font-size: 32px;
    color: #282828;
    padding: .1em 0;
    font-weight: 700;
}
.bn-ri{
    width: 700px;
    height: auto;
    border-radius: 12px;
    position: relative;
}
.bn-ri a{
    display: flex;
    justify-content: center;
    align-items: center;
}
.bn-ri img{
    width: 100%;
    height: auto;
}

/*  */
.content{
    background-color: var(--f5f5f5);
    border: 1px solid var(--ffd733);
    display: flex;
    flex-direction: column;
    border-radius: 12px 12px 0 0;
    padding: 20px 40px 40px 40px;
    position: relative;
}
.list-btn{
    position: absolute;
    top: -48px;left: 40px;
    display: flex;
    font-size: 20px;
}
.lt-btn{
    background-color: var(--282828);
    color: var(--ffffff);
    padding: .5em 2em;
    margin-right: 1em;
    border-radius: .3em .3em 0 0;
    cursor: pointer;
    border: 1px solid var(--282828);
    border-bottom: 1px solid transparent;
    box-sizing: border-box;
}
.lt-btn:hover:not(.btn-active){
    background-color: var(--ffd733);
    border: 1px solid var(--ffd733);
    opacity: .9;
}
.btn-active{
    background-color: var(--ffd733);
    color: var(--282828);
    border: 1px solid var(--ffd733);
}
.list-box{
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
    padding: 1em 0;
}
.list-box .tagclick{
    width: 79%;
    color: var(--000000);
    display: flex;
    justify-content: space-between;
}
.item-bg{
    display: flex;
    justify-content: center;
    align-items: center;
    width: 36%;
    height: auto;
    border-radius: 8px;
    position: relative;
    overflow: hidden;
}
.item-img{
    width: 100%;
    height: 100%;
}
.item-img img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.item-bg .item-logo{
    position: absolute;
    top: 0;left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(189, 189, 189, .8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1;
    opacity: 0;
    transition: all .3s linear;
}
.item-bg:hover .item-logo{
    opacity: 1;
    transition: all .3s linear;
}
.item-bg:hover .item-logo img{
    height: auto;
}
.lgh20{
    width: 20%;
}
.lgh25{
    width: 25%;
}
.lgh30{
    width: 30%;
}
.lgh35{
    width: 35%;
}
.lgh40{
    width: 40%;
}
.lgh45{
    width: 45%;
}
.lgh50{
    width: 50%;
}
.lgh55{
    width: 55%;
}
.lgh60{
    width: 60%;
}
.lgh65{
    width: 65%;
}
.lgh70{
    width: 70%;
}
.lgh75{
    width: 75%;
}
.lgh80{
    width: 80%;
}
.lgh85{
    width: 85%;
}
.lgh90{
    width: 90%;
}
.item-middle{
    width: 62.5%;
    display: flex;
    flex-direction: column;
}
.item-text p{
    font-size: 25px;
    font-weight: 700;
}
.item-rewad{
    padding: .2em 0;
    display: flex;
    align-items: center;
}
.item-rewad img{
    width: 22px;
    height: 22px;
}
.item-rewad span{
    font-size: 20px;
    font-weight: 700;
    color: var(--ff7200);
    margin-left: .2em;
}
.it-tm-txt{
    display: flex;
    justify-content: space-between;
}
.it-tm-txt span{
    font-size: 17px;
}
.it-tm-txt p{
    font-size: 30px;
    font-weight: 700;
}
.it-tm-ref{
    width: 100%;
    height: 8px;
    border-radius: 6px;
    background-color: #ccc;
    box-shadow: inset 1px 1px 2px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}
.refe{
    height: 100%;
    border-radius: 8px;
    background: var(--ffd733);
}
.item-btn{
    width: 20%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    font-size: 23px;
}
.item-btn a{
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--ffd733);
    border: 2px solid var(--ffd733);
    border-radius: .3em;
    text-align: center;
    line-height: 1.1;
    padding: .5em 0;
    color: var(--000000);
    font-weight: 700;
}
.item-btn a:nth-child(1){
    height: 60px;
}
.item-btn a:nth-child(2){
    background-color: var(--f5f5f5);
    margin-top: .5em;
}
.item-btn a:hover{
    filter: grayscale(30%);
}

footer{
    padding: 12px 0;
    background-color: var(--ffd733);
}
.ft-tip{
    color: var(--282828);
    font-size: 16px;
    padding: 2em 0;
    text-align: center;
}
@media(max-width: 1400px){
    .pagewidth{
        padding: 0 5%;
    }
}
@media(max-width: 1200px){
    .bn-le {
        width: 38%;
    }
    .bn-ri {
        width: 60%;
        border-radius: 10px;
    }
    .bn-le h2 {
        font-size: 52px;
    }
    .bn-le p {
        font-size: 36px;
    }
    .bn-le a span {
        font-size: 24px;
    }   
    .list-box {
        margin-bottom: 20px;
    }
    .item-text p {
        font-size: 22px;
    } 
    .it-tm-txt p {
        font-size: 24px;
    }
    .item-btn {
        font-size: 18px;
    }
    .it-tm-ref {
        width: 100%;
        height: 5px;
        border-radius: 5px;
    }
    .item-btn a:nth-child(1) {
        height: 40px;
    }
}
@media(max-width: 799px){
    .pagewidth {
        padding: 0;
    }
    header {
        background: url(../images/line.png) no-repeat top right;
        background-size: 150%, 150%;
        background-position: 10% 100%;
        padding-bottom: 60px;
    }
    .pagewidth-h{
        padding: 0;
    }
    .bn-ri {
        display: none;
    }
    .bn-le {
        width: 70%;
    }
    .banner {
        padding: 0 5%;
        background: url(../images/rewards.png) no-repeat;
        background-size: 70%, 70%;
        background-position: 150% 100%;
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
    }
    .banner .logo {
        margin: 30px 0 40px;
        width: 160px;
        height: auto;
    }
    .bn-le p {
        font-size: 28px;
    }
    .bn-le a {
        margin-top: 20px;
        width: 80%;
    }
    .bn-le a span {
        font-size: 22px;
        padding: .2em 0;
    }
    .content {
        border-radius: 30px 30px 0 0;
        padding: 70px 5% 10% 5%;
    }
    .list-btn{
        width: 90%;
        position: absolute;
        top: 15px;left: 5%;
        display: flex;
        font-size: 16px;
        align-items: center;
        justify-content: space-evenly;
    }
    .lt-btn{
        width: 31%;
        padding: .5em .5em;
        text-align: center;
        margin-right: 0;
        border-radius: 2em;
    }
    /*  */
    .list-box {
        flex-direction: column;
        padding: 3.4em .5em 1em .5em;
        background-color: var(--ffffff);
        border-radius: 1em;
        position: relative;
    }
    .list-box .tagclick {
        width: 100%;
        justify-content: space-between;
        flex-direction: column;
    }
    .item-bg {
        width: 100%;
        height: 140px;
        overflow: hidden;
    }
    .item-middle {
        padding: 10px 0;
        width: 100%;
    }
    .item-time {
        display: flex;
        flex-direction: column-reverse;
    }
    .tm-txt-l{
        display: flex;
    }
    .it-tm-txt span {
        font-size: 14px;
    }
    .it-tm-txt p {
        font-size: 14px;
    }
    .it-tm-ref {
        margin-bottom: 6px;
    }
    .item-btn {
        width: 100%;
        display: flex;
        flex-direction: row;
        justify-content: space-between;
        font-size: 16px;
    }
    .item-btn a:nth-child(2) {
        margin-top: 0em;
    }
    .item-btn a:nth-child(1) {
        height: auto;
    }
    .item-btn a {
        padding: .5em 1.2em;
    }
    .item-text p {
        font-size: 18px;
    }
    .item-rewad span {
        font-size: 18px;
    }
    .item-rewad img {
        width: 20px;
        height: 20px;
    }
    .item-bg{
        position: static;
    }
    .item-bg .item-logo{
        position: absolute;
        top: .5em;left: 1em;
        width: 36%;
        height: 2.4em;
        background-color: rgba(189, 189, 189, .8);
        display: flex;
        justify-content: center;
        align-items: center;
        border-radius: 3em;
        z-index: 1;
        opacity: 1;
        transition: all .3s linear;
    }
    .item-bg:hover .item-logo{
        opacity: 1;
        transition: all .3s linear;
    }
    .item-rewad {
        padding: .2em 0;
        display: flex;
        align-items: center;
        position: absolute;
        top: .8em;
        right: 1em;
    }




    footer{
        padding: 0;
    }
    .ft-tip{
        font-size: 14px;
        padding: 2em 1em;
    }
}