.main-content {
    margin-top: 40px;
}
/**左侧导航START*/
.help-nav {
    float: left;
    width: 15%;
    height: auto;
    box-shadow: 0 3px 7px 2px rgba(0, 0, 0, 0.05);
}
.help-nav .title {
    width: 100%;
    height: 40px;
    border-bottom: 1px solid #EAEAEA;
}
.help-nav .title span {
    font-size: 20px;
    color: #333333;
}
.help-nav .left-nav {
    font-size: 16px;
}
.help-nav .left-nav ul {
    padding: 0;
}
.help-nav .left-nav ul li {
    height: 50px;
    line-height: 50px;
}
.left-nav ul li a, .left-nav ul li a:hover {
    color: #999999;
}
.active {
    color: #1E6AF2 !important;
}
/*右侧主要内容*/
.help-content {
    float: right;
    width: 83%;
    min-height: 200px;
    box-shadow: 0 3px 7px 2px rgba(0, 0, 0, 0.05);
}
.help-content .content-top {
    width: 100%;
    padding-bottom: 10px;
    border-bottom: 1px solid #EAEAEA;
}
.help-content .content-below {
    width: 100%;
    line-height: 24px;
    padding: 20px;
}
.help-content.help-content-fill-width {
    width: 100% !important;
}
/*头部图标以及搜索*/
.content-top .welcome-title {
    width: 59%;
    display: inline-block;
}
.content-top .search-form {
    width: 40%;
    display: inline-block;
}
.welcome-title>img {
    max-width: 90px;
    max-height: 50px;
}
.welcome-title>.title {
    line-height: 25px;
    display: inline-block;
    vertical-align: bottom;
}
.search-form input {
    width: calc(100% - 100px);
    display: inline-block;
}
/*主题内容列表*/
.content-below .article-item {
    margin-bottom: 20px;
    border-bottom: 1px solid #e1e1e1;
    padding-bottom: 20px;
}
.content-below .list-empty-alert {
    text-align: center;
    padding: 40px;
}
.article-item>.article-title {
    width: fit-content;
    margin-bottom: 5px;
    font-size: 18px;
    font-weight: bolder;
    line-height: 30px;
    cursor: pointer;
}
.article-item>.article-brief-content {

}
.list-empty-alert>div {
    margin-top: 10px;
    font-size: 16px;
}
/*文章详情*/
.content-top>.article-title {
    width: calc(100% - 100px);
    font-size: 18px;
    display: inline-block;
}
.content-top>.btn-back {
    margin-top: -2px;
}
.content-below .content-text {
    font-size: 15px;
}
/*相关链接*/
.help-content .quick-link {
    margin-top: 15px;
}
.help-content .related-recommend {
    margin-top: 20px;
}
.quick-link .article-title {
    display: inline-block;
}
.article-title {
    margin-top: 10px;
}
.article-title:before{
    background-color: #111;
}
.article-link {
    width: fit-content;
    color: #bf7d00;
    cursor: pointer;
}
.article-link:hover {
    text-decoration: underline;
}

@media screen and (max-width: 1200px){
    .article-item>.article-brief-content{
        height: auto;
        white-space: normal;
    }
}

@media screen and (max-width: 992px) {
    .help-nav .title span{
        font-size: 16px;
    }
    .help-nav .my-account span {
        font-size: 16px;
    }
    .help-nav .left-nav {
        font-size: 14px;
    }
    .help-content .content-below {
        padding: 0;
    }
    .content-top .welcome-title {
        width: 100%;
        display: block;
    }
    .content-top .search-form {
        width: 100%;
        display: block;
    }
    .quick-link .article-title {
        width: 100%;
        display: block;
    }
    .help-content .related-recommend {
        margin-top: 40px;
    }
    .search-form input {
        width: calc(100% - 90px);
        height: 30px;
    }
    .search-form button {
        height: 30px;
        padding: 0 18px;
    }
}
@media screen and (max-width: 768px) {
    .main-content {
        margin-top: 0;
    }
    #wrapper .container {
        padding-left: 0;
        padding-right: 0;
    }
    .help-nav {
        width: 100%;
    }
    .help-content {
        width: 100%;
    }
    .help-nav .left-nav {
        padding-top: 16px;
        width: 90%;
        margin: 0 auto;
    }
    .help-nav .left-nav ul li {
        width: 20%;
        display: inline-block;
        height: auto;
        line-height: inherit;
        float: left;
    }
}

@media screen and (max-width: 425px){
    .help-nav .left-nav{
        width: 100%;
    }
    .help-nav .left-nav ul li{
        float: none;
        min-width: 60px;
    }
}
@media screen and (max-width: 325px){
    .login-info{
        font-size: 12px;
    }
    .safety-form {
        font-size: 12px;
    }
    .login-info span{
        padding-right: 2%;
    }
    .safety-form .col-xs-3 {
        width: 27%;
    }
    .tel-login .tel input {
        width: 48%;
    }
    .tel-login .tel .get-code {
        margin-right: 0px;
        padding-left: 0px;
    }
}