.about-nav {
    width: 100%;
    border-bottom: 1px solid #E0E4EA;
}

.about-nav-main {
    margin: auto;
    width: 1200px;
    min-width: 1200px;
    display: flex;
    align-items: center;
    justify-content: space-around;
}

.nav-list {
    height: 60px;
    line-height: 60px;
    font-size: 18px;
    border-bottom: 3px solid #fff;
    color: #68747F;
    transition: all .3s;
    cursor: pointer;
}

.nav-list-act {
    color: #3E464C;
    border-bottom: 3px solid #1da0e4;
}

.about-main {
    width: 1200px;
    min-width: 1200px;
    margin: auto;
    padding-bottom: 30px;
}

.about-title {
    text-align: center;
    margin-top: 60px;
    margin-bottom: 40px;
    font-size: 36px;
    color: #3d3e49;
}

.about-brief {
    padding-bottom: 10px;
    color: #68747F;
    font-size: 14px;
    line-height: 28px;
}

.about-grounp {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0 20px;
}

.about-grounp-list {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.about-grounp-list2 {
    margin: 20px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    height: 300px;
}

.about-grounp-img {
    width: 126px;
    height: 126px;
    margin-bottom: 20px;
}

.about-grounp-img2 {
    width: 270px;
    height: 310px;
    margin-bottom: 20px;
}

.about-grounp-img3 {
    position: absolute;
    top: 0;
    width: 291px;
    height: 300px;
}

.about-grounp-title {
    font-size: 14px;
    height: 20px;
    line-height: 20px;
    color: #68747F;
    z-index: 1;
}

.about-brief2 {
    color: #68747F;
    font-size: 14px;
    line-height: 28px;
    text-align: center;
}

.about-grounp-info {
    color: #3d3e49;
    font-size: 16px;
    margin-bottom: 8px;
    z-index: 1;
}

.about-honor{
    display: flex;
    flex-wrap: wrap;
    margin-right: -45px;
}

.about-honor img{
    width: 370px;
    height: 479px;
    margin-right: 45px;
}
.about-honor-title{
   text-align: center;
   width: 370px;
   padding: 20px 0;
}