* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    outline: none;
}

ul,
li {
    list-style: none;
}

a {
    color: #000;
    text-decoration: none;
}

input,
textarea {
    outline: none;
}

button {
    border: none;
}

.clearfix {
    clear: both;
}

.container {
    width: 1130px;
    margin: 0 auto;
}

.blog_container { 
    width: 1080px;
    height: 60px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}

/*blog_main*/
.blog_main {
    position: relative;
    display: block;
    padding: 20px 0 15px;
    background-color: #f5f5f5;
}
 
#hot_topic {
    position: relative;
    display: block;
    height: 270px;
}

.hot_topic_left {
    position: relative;
    display: block;
    width: 770px;
}

.topic_header {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 11px;
}

.topic_header h3 {
    font-size: 16px;
    font-weight: 600;
    color: #e55e5e;
}

.topic_header i {
    display: block;
    width: 8px;
    height: 13px;
    background-color: gray;
    margin: 0 8px;
}

.topic_header a {
    font-size: 16px;
}

.topic_list {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.topic_list li {
    position: relative;
    width: 252px;
    height: 240px;
}

.topic_list li img {
    position: absolute;
    width: 100%;
    height: 100%;
}

.topic_list li p {
    position: absolute;
    text-align: center;
    width: 100%;
    bottom: 0;
    color: #fff; 
    padding: 15px 0;
    background-color: rgba(055, 66, 87, .9);
}

.pagination_wrap {
    position: absolute;
    top: 0;
    right: 0;
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
}

.pagination_wrap a {
    display: block;
    width: 20px;
    height: 20px;
    margin-left: 4px;
    color: #888;
    font-size: 12px;
    border:1px solid rgba(221, 221, 223, .8);
    background-color: #f6f6f7;
    text-align: center;
    line-height: 17px;
}

.pagination_wrap a.on {
    color: #fff;
    background-color: rgba(055, 66, 87, .9);
}

.hot_topic_right {
    position: relative;
    width: 280px;
    height: 270px;
    padding-top: 30px; 
}

.hot_topic_right .pagination_wrap { 
}

.topic_banner { 
    width: 280px;
    height: 240px;
    background-color: gray;
}