.banner {
    width: 100%;
    min-width: 1200px;
    height: 264px;
    background: url(../images/meeting.jpg) top center no-repeat;
}

.div_main {
    background: #fff;
    width: 1200px;
    min-height: 500px;
    margin: 0 auto;
    padding: 32px 0 57px 0;
}

.clearfix:after {
    visibility: hidden;
    display: block;
    font-size: 0;
    content: " ";
    clear: both;
    height: 0;
}

/* 按钮基础样式 */
.nav .button {
    padding: 6px 16px;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    font-size: 14px;
    background: #EFEFEF;
    font-family: SourceHanSansCN, sans-serif;
    color: #5F5F5F;
    margin-left: 8px;
}

/* 按钮激活状态 */
.nav .button.active {
    background: #2050D1;
    color: #FFFFFF;
}

.title-box {
    width: 100%;
    padding: 15px 0;
    border-bottom: 1px solid #848484;
}

.title-box h1 {
    height: 35px;
    font-family: SourceHanSansCN, sans-serif;
    font-weight: 700;
    font-size: 24px;
    color: #000000;
    line-height: 35px;
    float: left;
}

.title-box .nav {
    float: right;
}

.leftcon {
    width: 784px;
    float: left;
}

.leftcon .content {
    padding: 16px 0 64px 0;
    display: none;
}

.leftcon .content.active {
    display: block;
}

.leftcon .content .item {
    width: 380px;
    background: #FFFFFF;
    box-shadow: 0 2px 7px 0 rgba(231,231,231,0.5);
    border-radius: 8px;
    float: left;
    margin: 0 24px 24px 0;
    cursor: pointer;
    overflow: hidden;
}

.leftcon .content .item:hover {
    box-shadow: 0 2px 7px 0 rgba(231,231,231,1);
}

.leftcon .content .item:hover .text-box .title {
    color: #2050D1;
}

.leftcon .content .item:nth-child(2n) {
    margin-right: 0;
}

.leftcon .content .item:nth-child(2n+1) {
    clear: left;
}

.leftcon .content .item .img-box {
    width: 380px;
    height: 150px;
    position: relative;
}

.leftcon .content .item .img-box img {
    width: 100%;
    height: 100%;
}

.leftcon .content .item .img-box .tag {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 0 8px;
    height: 20px;
    background: #da0000;
    border-radius: 20px;
    font-family: SourceHanSansCN, sans-serif;
    font-size: 12px;
    color: #fff;
    line-height: 20px;
}

.leftcon .content .item .text-box {
    padding: 12px;
}

.leftcon .content .item .text-box .title {
    font-family: SourceHanSansCN, sans-serif;
    font-weight: 500;
    font-size: 14px;
    color: #000000;
    line-height: 20px;
    margin-bottom: 6px;
}

.leftcon .content .item .text-box .info {
    font-family: SourceHanSansCN, sans-serif;
    font-weight: 500;
    font-size: 12px;
    color: #999999;
    line-height: 20px;
}

.leftcon .content .item .text-box .info span:first-child {
    float: left;
}

.leftcon .content .item .text-box .info span:last-child {
    float: right;
}

.rightcon {
    width: 358px;
    float: right;
}

.rightcon .content {
    padding: 16px 0 64px 0;
}

.rightcon .content ul {
    position: relative;
    padding: 20px 0;
}

.rightcon .content ul .divider {
    position: absolute;
    top: 0;
    left: 4px;
    width: 2px;
    height: 100%;
    background: #D8D8D8;
}

.rightcon .content ul li {
    height: 90px;
}

.rightcon .content ul li:last-child {
    height: auto;
}

.rightcon .content ul li p i {
    position: relative;
    z-index: 1;
    display: block;
    float: left;
    width: 10px;
    height: 10px;
    background: #2050D1;
    border-radius: 50%;
    margin-top: 15px;
    margin-right: 24px;
}

.rightcon .content ul li p .time {
    font-family: SourceHanSansCN, sans-serif;
    font-size: 12px;
    line-height: 20px;
    color: #999999;
}

.rightcon .content ul li .name {
    line-height: 20px;
    font-family: SourceHanSansCN, sans-serif;
    font-weight: 500;
    font-size: 14px;
    color: #000000;
}

.rightcon .content ul li .name:hover {
    color: #2050D1;
}