/********************* banner ***********************/
.banner {
    aspect-ratio: 5.4857 / 1;
    background: url(../images/help_banner.png) top center no-repeat ;
    background-size: cover;
}

.banner-btn{
    display: block;
    width: 218px;
    height: 67px;
    color:#fff;
    background-color: #2BC85F;
    font-size: 24px;
    text-align: center;
    line-height: 67px;
    position: relative; /* 相对定位 */
    /* top: 67.7%;  */
    left: 18.75%; 
}

/*************************内容部分***************************/
.content{
    background-color: #f0f0f0;
}
.content-box{
    width: 1200px;
    margin: 0 auto;
    padding-top: 20px;
    padding-bottom: 100px;
}

.content-top{
    background-color: #fff;
    width: 1200px;
    height: 54px;
    margin: 20px auto;
    border-bottom:2px solid #CDE4D3;
    border-radius: 6px 6px 0 0;
}
.content-top ul{
    overflow: hidden;
    white-space: nowrap;
    width: 75%;
    overflow-x: auto;
    margin: 0;
}
.content-top ul::-webkit-scrollbar {
    height: 3px;
}
.content-top ul::-webkit-scrollbar-thumb {
    background: #888; /* Thumb color */
  }
.content-top li{
    /* width: 10%; */
    font-size: 1rem;
    display: inline-block;
    float: none;
}

.content-left dd{
    margin: 10px 0 20px 0;
}

.content-left p{
    font-size: 16px;
    color:#666666;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
    -webkit-line-clamp: 2; /* 设置最大行数为 2 */
}

.content-left h3{
    font-size: 24px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
    -webkit-line-clamp: 2; /* 设置最大行数为 2 */
}

.content-left h3:hover{
    /* font-size: 2px; */
    color: #000;
}

.content-left li{
    padding: 10px 0;
    border-bottom: 1px solid #999;
}
.pagination li{
    border-bottom: 0;
}

.load_more{
    margin-top: 25px;
    background-color: #fff;
    text-align: center;
    font-size: 16px;
    height: 50px;
    line-height: 50px;
    border: 1px dashed #666;
    border-radius: 4px;
}

/**************************内容右侧*****************************/
.content-right-download{
    /* margin: 0 auto;
    aspect-ratio: 1.6554 / 1;
    background: url(../images/help-download-bg.png) top center no-repeat ;
    background-size: cover;
    background-size: 100% 100%; */
    height: 280px;
}
.content-right-download img{
    margin: 0 auto;
    width: 100%;
    /* float: left; */
    /* aspect-ratio: 1.6554 / 1; */
}
.content-right-download a{
    display: inline-block;
    width: 136px;
    height: 36px;
    color:#fff;
    font-size: 20px;
    text-align: center;
    line-height: 36px;
    background-color: #2BC85F;
    border-radius: 4px;
    position: relative; /* 相对定位 */
    top: -25%; 
    left: 32%; 
}
.content-right-download a:hover{
    background-color: #2BC85F;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
    transform: translateX(-0%) translateY(-0%) scale(1.14);
}

.content-right-list h4{
    width: 30%;
    height: 40px;
    line-height: 40px;
    text-align: center;
    border-bottom: 6px solid #2BC85F;
    border-bottom-left-radius: 4px;
    border-bottom-right-radius: 4px;
}
.content-right-list ul{
    margin: 20px 0;
}
.content-right-list li{
    display: inline-flex;
    width: 100%;
    margin: 4px 0;
    align-items: center;
}

.content-right-list span{
    display: inline-block;
    align-items: center; 
    width: 80%;
    overflow: hidden;
    white-space: nowrap; /* 文字不换行 */
    font-size: 16px;
    color:#666666;
    margin-left: 10px;
}

.content-right-list span:hover{
    /* color: #000; */
    font-weight: bold;
}

.list-sort {
    display: inline-block;
    align-items: center; 
    font-size: 12px;
    color:#fff;
    width: 18px;
    height: 18px;
    text-align: center;
    line-height: 18px;
    background-color:#cdcdcd;
    border-radius: 2px;
}

.list-sort1 {
    background-color:#FD754D;
}
.list-sort2 {
    background-color:#FF9F26;
}
.list-sort3 {
    background-color:#FFC11A;
}

.content-left-title{
    text-align: center;
    line-height: 50px;
    margin: 20px auto;
    border-bottom: 2px solid #999999;
}

.content-left-article{
    border-bottom: 2px solid #999999;
}

.content-left-page{
    font-size: 14px;
    color: #999999;
    line-height: 50px;
}

.content-left-page a{
    color: #2BC85F;
}

.content-left-page a:hover{
    color: #16df59;
    font-weight: bold;
}

.navbar-right{
    line-height: 44px;
}
@media only screen and (max-width: 1200px) {
    .banner {
        aspect-ratio: 4.5 / 1;
    }
    .banner-btn{
        width: 15rem;
        height: 5rem;
        font-size: 2rem;
        line-height: 5rem;
    }
    .content-box{
        width: 100%;
        padding-top: 0;
        padding-bottom: 1rem;
    }
    .content-top{
        width: 100%;
        height: 100%;
        margin: 0 0 20px 0;
    }
    .content-top ul{
        width: 59%;
    }
    .content-left-article img{
        max-width: 100%;
        height: auto !important;
    }
}

/* 兼容手机端 */
@media only screen and (max-width: 992px) {
    .banner {
        aspect-ratio: 4 / 1;
    }
    .banner-btn{
        width: 10rem;
        height: 3rem;
        font-size: 1.5rem;
        line-height: 3rem;
    }

    .content-box{
        width: 100%;
        padding-top: 0;
        padding-bottom: 1rem;
    }
    .content-box nav{
        margin-bottom: 0;
    }
    .content-top{
        width: 100%;
        height: 100%;
        margin: 0 0 20px 0;
    }

    #actives_box img{
        width: 100%;
        height: 100%;
    }

    #actives_box .col-xs-2 img{
        width: auto;
    }
    #actives_box h3{
        font-size: 2rem;
        font-weight: 500;
    }
    .content-left p{
        font-size: 1.2rem;
    }

    #bs-example-navbar-collapse-1{
        width: 100%;
        display: inline-block;
        margin: 0;
        padding: 0;
    }
    .content-top ul{
        overflow: hidden;
        white-space: nowrap;
        width: 59%;
        overflow-x: auto;
        height: 4.5rem;
        margin: 0;
    }
    #bs-example-navbar-collapse-1 li{
        /* width: 10%; */
        font-size: 1rem;
        display: inline-block;
    }

    #bs-example-navbar-collapse-1 li a{
        padding: 1rem;
        font-size: 1.2rem;
    }

    .search_box{
        width: 40%;
        margin: 0;
        padding: 0 1rem;
    }

    .search_box input{
        width: 100% !important;
    }

    .search_box button{
        margin-top: -3px;
    }
    .form-group {
        width: 82%;
        display: inline-block;
        margin-bottom: 0;
        line-height: 3rem;
    }

    .load_more {
        height: 3rem;
        line-height: 3rem;
        margin-bottom: 3rem;
    }

    .content-right-list h4{
        margin: 0 auto;
    }

    .content-right-download{
        height: auto;
        position: relative;
    }

    .content-right-download a{
        width: 30%;
        height: 4rem;
        line-height: 4rem;
        font-size: 2rem;
        position: absolute;
        top:70%;
        left: 35%;
    }

    .pagination li{
        display: none;
    }
    .pagination .disabled span{
        background-color: #eee;
        color: #777;
    }
    .pagination .disabled span:haver{
        background-color: #eee;
        color: #777;
    }
    .pagination li:first-child,
    .pagination li:last-child {
        display: inline-block;
    }
    .content-right-download{
        margin-top: 3rem;
    }
}

@media only screen and (max-width: 768px) {
    .content-top ul{
        width: 100%;
    }
    .search_box{
        width: 100%;
    }
}