.m-section.course.posts {
    font-size: 16px;
    padding-top: 21px;
}

.posts .m-hd {
    text-align: left;
    border-bottom: 1px solid #eaeaea;
    font-size: 12px;
    color: #6e6e6e;
    padding-bottom: 15px;
}


.submenu {
    width: 20%;
    float: left;
}

.submenu h3 {
    background-image: url('../image/left_top_bg.jpg');
    background-repeat: no-repeat;
    height: 38px;
    padding-top: 18px;
    text-align: center;
    color: #FFFFFF;
}

.submenu li {
    height: 42px;
    line-height: 42px;
    text-align: center;
    border-left: 8px solid #e5e5e5;
}

.submenu li.active {
    border-left: 8px solid #0c66b2;
    background-color: #ffffff;
}

.post_list {
    width: 58%;
    float: left;
    padding: 0 1%;
}


.post_list ul li {
    padding-bottom: 15px;
    margin: 10px 0;
    border-bottom: 1px solid #c4c4c4;
}

.post_list ul li .tags {
    font-size: 12px;
}

.post_list ul li .tags a {
    padding: 2px 5px;
    background-color: #FF9900;
    color: white;
    margin-left: 10px;
    line-height: 30px;
}

.post_list .date {
    font-size: 12px;
    line-height: 15px;
    float: right;
}

.post_list .post_info {
    font-size: 13px;
    color: #666;
    line-height: 22px;
    overflow: hidden;
    width: 100%;
}




.post_detail  {
    width: 80%;
    float: left;
}
.post_detail h1 {
    font-size: 30px;
    font-weight: 700;
    line-height: 38px;
    color: #191919;
    text-align: center;
}

.post_detail .date {
    font-size: 14px;
    line-height: 20px;
    color: #999;
    padding-top: 5px;
    text-align: center;
}

.post_detail .post_text {
    line-height: 30px;
    font-size: 16px;
    margin: 10px 0 20px;
    word-break: break-all;
}

.post_detail  .tags {
    font-size: 12px;
    text-align: center;
}

.post_detail  .tags a {
    padding: 2px 5px;
    background-color: #FF9900;
    color: white;
    margin-left: 10px;
    line-height: 30px;
}

.hot_post {
    margin-left: 2%;
    width: 18%;
    float: right;
    position: relative;
}
.hot_post h3 {
    border-bottom: 2px solid #0c66b2;
    margin-bottom: 4px;
}

.hot_post h3 a {
    display: inline-block;
    height: 30px;
    width: 120px;
    line-height: 32px;
    text-align: center;
    background-color: #0c66b2;
    color: #FFFFFF;
    font-size: 0.90em;
}

.hot_post ul li {
    line-height: 22px;
    font-size: 0.90em;
    margin:10px 0 ;
}

.hot_post ul li a:hover {
    color: #1d1d1d;
}