* {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
/* problems*/
.problems{text-align: center;}
.active {
    color: #0086F1;
}
.section-title{
    font-size: 32px;
    color: #061828;
    line-height: 40px;
    padding: 70px 0 20px;
}

.section-slogan{
    font-size: 14px;
    color: #0D0A26;
    line-height: 26px;
    opacity: 0.75;
    margin: 0 auto 45px;
}

.problems-box{
    display: none;
    width: 1200px;
    margin: auto;
    margin-bottom: 90px;
}

.problems-box-img{
    width: 100%;
    display: flex;
    flex-direction: row;
}

.problems-box-txt>div, .problems-box-img>div{
    width: 393px;
}

.problems-box-txt a{ float: left; width: 393px; display: block;}

.problems-box-img>div {
    margin-right: 10px;
    margin-top: 20px;
}

.problems-box-img>div:nth-child(3n+0) {
    margin-right: 0;
}

.problems-box-img>div:hover{
    background: #FFFFFF;
    box-shadow: 0px 5px 10px 0px rgba(18, 32, 46, 0.14);
}


.problems-box-item:hover{
    color: #0086F1;
}

.problems-box-item{
    font-size: 16px;
    color: #0E1C28;
    line-height: 24px;
    opacity: 0.85;
    margin: 0 1em;
    margin-bottom: 20px;
    text-align: left;
}

.problems-box-item::before{
    /* content: '—'; */
    content: '-';
    font-size: 16px;
    font-weight: bold;
    padding-right: 8px;
}

.problems-box-img>div{
    background: #F7F7F7
}

.problems-box-img-img{
    position: relative;
}

.problems-box-img-img img{
    width: 100%;
}

.problems-box-img-desc{
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 32px;
}

.problems-box-title{
    font-size: 20px;
    color: #061828;
    line-height: 24px;
    text-align: left;
}

.problems-box-slogan{
    font-size: 14px;
    color: #061828;
    line-height: 14px;
    opacity: 0.85;
    margin-top: 10px;
}

.problems-box-img-txt{padding-top: 30px;overflow-y: auto;height: 210px;}

.problems-nav {
    cursor: pointer;
}

.problems-nav:first-child {
    margin-right: 25px;
}

.problems-nav:last-child {
    margin-left: 25px;
}

/* problems end */

.knowledge-page {
    position: relative;
}
.knowledge-page .left-area {
    display: inline-block;
    width: 862px;
    margin-right: 20px;
    position: relative;
}
.article-knowledge {
    position: relative;
}
.Card, .card {
    background: #fff;
    border-radius: 2px;
    box-sizing: border-box;
}
.card {
    margin-bottom: 1px;
    box-shadow: 0 1px 3px 0 rgba(32,26,26,.1);
}
.article-knowledge .main-area {
    padding: 0 20px;
    overflow: hidden;
}
.article-knowledge .main-area .title {
    margin-top: 24px;
    font-size: 22px;
    color: #303030;
    line-height: 34px;
}
.knowledge-header {
    margin-top: 10px;
    background: #f7f7f7;
    border-radius: 2px;
    padding: 10px 20px 14px;
}
.knowledge-header .knowledge-info {
    height: 20px;
    position: relative;
}
address, cite, dfn, em, i, var {
    font-style: normal;
}
.icon-official-knowledge, .icon-right-small {
    display: inline-block;
    vertical-align: middle;
    margin-right: 3px;
    background-position: 50%;
    background-repeat: no-repeat;
}
.icon-official-knowledge {
    width: 19px;
    height: 19px;
    width: 81px;
    height: 20px;
    background-image: url(https://clubpic.ik3cloud.com/webfront/icon/icon-official-knowledge.svg);
}
.knowledge-header p {
    display: inline-block;
    line-height: 18px;
    color: #8492ad;
    font-size: 12px;
    margin-right: 16px;
}
.knowledge-header .knowledge-info p {
    line-height: 20px;
}
.knowledge-header .knowledge-bottom-info {
    margin-top: 9px;
}
.knowledge-header .knowledge-bottom-info .knowledge-product span {
    margin-right: 5px;
}
.knowledge-header .knowledge-bottom-info a {
    color: #2386ee;
    margin-right: 10px;
}
.article-knowledge .main-area .main-content {
    padding: 20px 0 40px;
    border-bottom: 1px solid #eee;
    word-break: break-word;
}
.edit-css {
    word-break: break-all;
}
.edit-css p {
    text-align: justify;
    font-size: 15px;
    line-height: 42px;
}
.edit-css img{ max-width: 100%;}
.knowledge-page .right-area {
    width: 318px;
    position: absolute;
    top: 0;
    right: 0;
    display: inline-block;
}
.knowledge-page-attribute {
    box-shadow: 0 1px 3px 0 rgba(32,26,26,.1);
}
.knowledge-page-attribute>header {
    background: #fff;
    border-radius: 2px 2px 0 0;
    height: 48px;
    line-height: 48px;
    padding: 0 18px;
    font-size: 16px;
    border-bottom: 1px solid #f2f2f2;
}
.knowledge-recommend>article{
    overflow: hidden;
    border-radius: 0 0 2px 2px;
}
.knowledge-recommend .main-content{
    margin-bottom: 2px;
    background: #fff;
    border-radius: 2px;
}
.knowledge-recommend>article .recommend-item{
    margin: 15px 18px 0;
}
.knowledge-recommend>article .recommend-item .title{
    color: #303030;
    font-size: 14px;
    margin-bottom: 8px;
    line-height: 19px;
    display: inline-block;
    overflow: hidden;
    width: 100%;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.content-wrap {
    width: 1200px!important;
    margin: 20px auto;
}
.knowledge-recommend>article .recommend-item footer {
    font-size: 12px;
    color: #8590a6;
    padding-bottom: 18px;
    border-bottom: 1px solid #f2f2f2;
}
.knowledge-recommend>article .recommend-item footer .num-item {
    display: inline-block;
    min-width: 67px;
}
.icon-eyes, .icon-eyes-light-gray {
    display: inline-block;
    vertical-align: middle;
    width: 19px;
    height: 19px;
    margin-right: 3px;
    background-position: 50%;
    background-repeat: no-repeat;
    width: 16px;
    height: 16px;
}
.icon-eyes-light-gray {
    background-image: url(https://clubpic.ik3cloud.com/webfront/icon/icon-eyes-light-gray.svg);
}
.knowledge-recommend>article .recommend-item footer .icon {
    vertical-align: -4px;
}






@media only screen and (max-width: 1440px) {
    
    
}

@media only screen and (max-width: 1024px) {
    
}

@media only screen and (max-width: 540px) {
    .section-title{ font-size: 5vw; font-weight: bold; padding: 10vw 0 3vw;}
    .section-slogan{ margin-bottom: 5vw;}
    .problems-box{ margin-bottom: 10vw;width: 100%;}
    .problems-box-img{ flex-wrap: wrap;}
    .problems-box-img>div{ margin-right: 0;}
    .problems-box-txt a{ width: 100%;}
    .problems-box-item{ font-size: 4vw; margin-bottom: 4vw;}
    .problems-box-img-txt{ padding-top: 4vw;}
    .content-wrap{ width: 100% !important;}
    .knowledge-page .right-area{ display: none;}
    .knowledge-page .left-area{ width: 100%; margin-right: 0;}
    .knowledge-header{ padding: 4vw 2vw;}
    .knowledge-header p{ margin-right: 2vw;}
    .icon-official-knowledge{ margin-right: 2vw !important;}
    .edit-css p{ font-size: 3.6vw; line-height: 6vw; margin-bottom: 4vw;}
    .article-knowledge .main-area .title{ font-size: 5vw;}
    
}