*{
    padding: 0;
    margin: 0;
}
body{
    color: rgba(42, 58, 75, 1);
    font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif;
    font-size: 15px;
    font-weight: 400;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
.header {
    padding: 15px 0 15px 15px;
}
.main{
    padding-left: 15px;
    min-height: 500px;
}
.recommendContent{
    padding: 15px 0 50px 0;
    border-bottom: 1px solid #ddd;
    margin-bottom: 20px;
}
.container-fluid{
    padding: 0;
}
.search{
    margin-top: 125px;
}
.search input{
    border-radius: 50px;
    padding:0 30px;
    height: 45px;
}
.cate_btns{
    margin-bottom: 25px;
    margin-left: 0;
    padding-left: 0;
}
.cate_btns .btn{
    width: 100%;
    height: 66px;
    border-radius: 10px;
    font-size: 15px ;
    transition: all 0.2s;
    color: rgba(71, 78, 112, 1);
    border: 1px solid rgba(71, 78, 112, 1);
}
.cate_btns .btn:hover{
    background-color: rgba(71, 78, 112, 1);
    color: #fff;
}
h3{
    font-size: 18px;
    font-weight: 600;
}

.article-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
}

.promoted-articles-item:nth-child(3n) {
    padding-right: 0;
}
.promoted-articles-item {
    flex: 1 0 auto;
}
.article-list li a{
    border-bottom: 1px solid #ddd;
    color: rgba(42, 58, 75, 1);
    display: block;
    padding: 15px 0;
    text-decoration: none;
}
@media (min-width: 1024px){
    .promoted-articles {
        flex-direction: row;
    }
    .promoted-articles-item {
        align-self: flex-end;
        flex: 0 0 auto;
        padding-right: 30px;
        width: 33%;
    }
}
h2{
    font-size: 22px;
    margin-bottom: 10px;
    text-align: center;
}

.recent-activity-item {
    border-bottom: 1px solid #ddd;
    overflow: auto;
    padding: 20px 0;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
    flex-wrap: wrap;
}
.left-content{
    display: flex;
    flex-direction: column;
}
.recent-activity-item-parent{
    font-size: 16px;
}
.recent-activity-item-meta{
    min-width: 200px;
}
.recent-activity-item-time, .recent-activity-item-comment {
    color: #4f6d8c;
    display: inline-block;
    font-size: 13px;
    font-weight: 300;
}
.recent-activity-item-link{
    font-size: 14px;
}
a{
    color: rgba(71, 78, 112, 1);
}
.recent-activity-item-comment span::before {
    color: rgba(71, 78, 112, 1);
    content: "\1F4AC";
    display: inline-block;
    font-size: 15px;
    padding-right: 3px;
    vertical-align: middle;
}
.recent_active{
    padding-bottom: 70px;
}
.footer{
    padding: 30px 15px;
    border: 1px solid #ddd;
}
.footer-content{
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
    flex-wrap: wrap;
}