/* E20研究院 */

.banner {
    margin-top: 120px;
}

.researchInstituteCont {
    width: 1200px;
    margin: 40PX auto 80px;
}

.researchInstituteList {}

.researchInstituteList li {
    margin-bottom: 40px;
}

.researchInstituteList li a {
    display: block;
    text-align: center;
}

.researchInstituteList li a img {
    max-width: 100%;
}

.researchInstituteList li:last-child a img {
    width: 100%;
}


/* E20环境产业圈层内容 */

.environmentCircleLayer {
    width: 1200px;
    margin: 40px auto 80px;
}

.circleLayerList {}

.circleLayerList li {
    margin-top: 30px;
}

.circleLayerList li img {}


/* E20环境商学院内容 */

.environmentSchool {
    width: 1200px;
    margin: 40px auto 80px;
}

.environmentList {}

.environmentSchoolList li {
    margin-bottom: 40px;
}

.environmentSchoolList li img {
    max-width: 100%;
}

.environmentSchoolItemList {
    display: flex;
}

.environmentSchoolItem {
    margin-right: 20px;
}

.environmentSchoolItem img {}


/* 战略咨询内容 */

.strategyConsultCont {
    width: 1200px;
    margin: 40px auto 80px;
}

.strategyConsultList {}

.strategyConsultList li {}

.strategyConsultList li img {}


/* E20论坛内容 */

.forumBanner {
    position: relative;
}

.forumBanner img {
    width: 100%;
}

.bannerPosition {
    width: 1232px;
    position: absolute;
    bottom: 0;
    left: 50%;
    margin-left: -613px;
}

.bannerPosition img {
    width: auto;
}


/* E20论坛内容 */

.e20ForumCont {
    width: 1200px;
    margin: 0px auto 40px;
    display: flex;
}

.e20ForumMenu {
    margin-right: 25px;
}

.e20ForumMenu li {
    margin-bottom: 1px;
    background-color: #eeeeee;
    font-size: 15px;
    padding: 17.5px 10px;
    text-align: center;
}

.e20ForumMenu .active {
    /* background: url('https://www.e20.com.cn/images/bleftbg.jpg') no-repeat left #eeeeee; */
    background: url('../images/bleftbg.jpg') no-repeat left #eeeeee;
    background-size: 4px 100%;
}

.e20ForumMenu li a {
    display: block;
    color: #333333;
}

.e20ForumMenu .active a {}

.e20ForumMenu li a:hover {
    color: #0069b9;
    text-decoration: underline;
}

.e20ForumMain {
    width: 960px;
    margin-top: 30px;
}


/* 论坛介绍 */

.e20ForumIntro {
    display: flex;
    justify-content: space-between;
}

.e20ForumIntroLeft {
    margin-right: 15px;
}

.e20ForumLogo {}

.e20ForumLogo img {}

.e20ForumTitle {
    margin-top: 25px;
    font-size: 18px;
    font-weight: 600;
    color: #0069b9;
}

.e20ForumText {
    font-size: 16px;
    color: #666666;
    margin-top: 25px;
    line-height: 24px;
    text-align: justify;
}

.e20ForumIntroRight img {}


/* 论坛列表 */

.e20HistoryList {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.e20HistoryList li {
    width: 460px;
    margin-bottom: 25px;
}

.e20HistoryList li a {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
}

.e20HistoryYear {
    width: 103px;
    /* height: 99px;
    background: url('../images/update/lunTan/new/yearBg.png') no-repeat center; */
    height: 103px;
    padding-top: 12px;
    margin-right: 20px;
}

.e20HistoryYear h3,
.e20HistoryYear .forumYear {
    font-size: 32px;
    color: #0068b7;
    text-align: center;
    font-weight: 500;
    margin-top: -4px;
}

.e20HistoryYear .forumYear {
    margin-top: 6px;
}

.e20HistoryForum {
    width: 330px;
    margin-top: 30px;
}

.e20HistoryForumName {
    font-size: 28px;
    color: #ffffff;
    padding: 8px 15px;
    background: #90c31f;
    border-radius: 8px;
    display: inline-block;
}

.e20HistoryForumNum {
    margin-top: 20px;
}

.e20HistoryForumNum .forumNum {
    font-size: 16px;
    color: #a0cbed;
    padding-top: 15px;
    padding-right: 10px;
    border-top: 2px solid #a0cbed;
    display: inline-block;
}

.e20HistoryForumIntro {
    font-size: 16px;
    color: #666666;
    line-height: 24px;
    text-align: justify;
    margin-top: 20px;
}

.forumMap {
    margin-top: 10px;
}

.forumMap img {}


/* 媒体矩阵内容 */

.e20ForumList {
    width: 960px;
    margin-top: 30px;
}

.meitiCont {
    margin-bottom: 30px;
}

.meitiCont h3 {
    font-size: 24px;
    color: #0069b9;
    margin-bottom: 10px;
}

.meitiCont .meitiTitle {
    font-size: 18px;
    font-weight: 600;
    color: #0069b9;
    margin-bottom: 25px;
}

.meitiCont .meitiInfo {
    font-size: 16px;
    line-height: 24px;
    text-align: justify;
}

.e20ForumList li {
    margin-bottom: 30px;
}

.e20ForumList li img {
    /* width: 100%; */
    max-width: 100%;
}

.e20HistoryList {
    display: flex;
}

.e20HistoryListLeft {
    margin-right: 30px;
}

.e20HistoryListLeft li {}

.e20HistoryListLeft li a {
    display: block;
}

.e20HistoryListLeft li a img {}

.e20HistoryListRight {}

.e20HistoryListRight li {}

.e20HistoryListRight li a {
    display: block;
}

.e20HistoryListRight li a img {}


/* 手机端适配 */

@media (max-width: 768px) {
    /* E20研究院 */
    .mResearchInstitute {
        padding: 15px 10px;
        background: #E2F4FE;
    }
    .mResearchInstituteList {}
    .mResearchInstituteList li {
        margin-bottom: 20px;
    }
    .mResearchInstituteList li a {
        display: block;
    }
    .mResearchInstituteList li a img {
        width: 100%;
    }
    /* E20环境产业圈层内容 */
    .mEnvironmentCircleLayer {
        padding: 15px 10px;
        background: #E2F4FE;
    }
    .mCircleLayerList {}
    .mCircleLayerList li {
        margin-bottom: 20px;
    }
    .mCircleLayerList li img {
        width: 100%;
    }
    /* E20环境商学院内容 */
    .mEnvironmentSchool {
        padding: 15px 10px;
    }
    .mEnvironmentSchoolList {}
    .mEnvironmentSchoolList li {
        margin-bottom: 20px;
    }
    .mEnvironmentSchoolList li img {
        max-width: 100%;
    }
    /* 战略咨询内容 */
    .mStrategyConsultCont {
        padding: 15px 10px;
    }
    .mStrategyConsultList {}
    .mStrategyConsultList li {}
    .mStrategyConsultList li img {
        width: 100%;
    }
    /* E20论坛内容 */
    .mE20ForumCont {
        padding: 15px 10px;
    }
    /* 论坛介绍 */
    .mE20ForumIntro {
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
    .mE20ForumIntroLeft {
        margin-right: 10px;
    }
    .mE20ForumLogo {}
    .mE20ForumLogo img {
        height: 30px;
    }
    .mE20ForumTitle {
        margin-top: 10px;
        font-size: 16px;
        font-weight: 600;
        color: #0069b9;
    }
    .mE20ForumText {
        font-size: 14px;
        color: #333333;
        margin-top: 5px;
        line-height: 22px;
        text-align: justify;
        text-indent: 2em;
    }
    .mE20ForumIntroRight {}
    .mE20ForumIntroRight img {
        width: 100px;
    }
    /* 论坛列表 */
    .mE20HistoryList {
        margin-top: 10px;
    }
    .mE20HistoryList li {
        margin-bottom: 10px;
    }
    .mE20HistoryList li a {
        display: flex;
        align-items: center;
    }
    .mE20HistoryYear {
        width: 103px;
        /* height: 91px; */
        /* background: url(../images/update/lunTan/new/yearBg.png) no-repeat center; */
        height: 103px;
        padding-top: 20px;
        margin-right: 20px;
    }
    .mE20HistoryYear h3 {
        font-size: 24px;
        color: #0068b7;
        text-align: center;
    }
    .mForumYear {
        font-size: 24px;
        color: #0068b7;
        text-align: center;
        margin-top: 10px;
    }
    .mE20HistoryForum {}
    .mE20HistoryForumName {
        font-size: 16px;
        color: #ffffff;
        padding: 8px 15px;
        background: #90c31f;
        border-radius: 8px;
        display: inline-block;
    }
    .mE20HistoryForumNum {
        margin-top: 10px;
    }
    .mForumNum {
        font-size: 16px;
        color: #a0cbed;
        padding-top: 5px;
        padding-right: 10px;
        border-top: 2px solid #a0cbed;
        display: inline-block;
    }
    .mE20HistoryForumIntro {
        font-size: 14px;
        color: #333333;
        line-height: 20px;
        text-align: justify;
        margin-top: 5px;
        text-indent: 2em;
    }
    .mForumMap {
        margin-top: 10px;
    }
    .mForumMap img {
        width: 100%;
    }
    /* 媒体矩阵内容 */
    .mE20ForumList {}
    .meitiCont {
        margin-bottom: 20px;
    }
    .meitiCont h3 {
        font-size: 16px;
        margin-bottom: 5px;
    }
    .meitiCont .meitiTitle {
        font-size: 14px;
        margin-bottom: 10px;
    }
    .meitiCont .meitiInfo {
        font-size: 12px;
        line-height: 20px;
    }
    .mE20ForumList li {
        width: 100%;
        margin-bottom: 20px;
    }
    .mE20ForumList li img {
        width: 100%;
    }
}