/* 关于我们头部 */
.about_head{
    width: 100%;
    background: url(../img/roll/brief-1.jpg) no-repeat center bottom;
    background-size: cover;
}

.about_head_container{
    display: flex;
    align-items: center;
    height: 482px;
}

.about_head_title{
    color: white;
    font-size: 44px;
    font-weight: normal;
}

/* 公司简介 */

.about_text{
    padding-top: 96px;
    padding-bottom: 96px;
}

.about_text h3{
    text-align: center;
    font-size: 30px;
    color: #2a2e2e;
}

.about_text h4{
    color: #2A2E2E;
    font-size: 20px;
    font-weight: normal;
    line-height: 36px;
    margin-top: 68px;
    margin-bottom: 16px;
}

.about_text p{
    font-size: 16px;
    margin: 16px 0;
    line-height: 24px;
    color: #5F6464;
}

.about-mission{
    display: flex;
    flex-direction: row;
    background: #FBFBFB;
    height: 312px;
    width: 100%;
    margin-top: 96px;
    padding: 60px 96px;
    box-sizing: border-box;
}

.mission-title{
    width: 55%;
    margin-right: 5%;
    border-right: 1px solid #D8D9DC;
}

.mission-container{
    width: 40%;
}

.mission-title .label{
    font-size: 30px;
    color: #2A2E2E;
}

.mission-container .label{
    font-size: 20px;
    color: #2A2E2E;
    line-height: 36px;
}

.mission-container .desc{
    font-size: 14px;
    color: #5F6464;
    letter-spacing: 0;
    line-height: 25px;
    margin-top: 16px;
}

/* 历史 */

.history{
    margin-bottom: 80px;
}

.history-title{
    height: 195px;
    width: 100%;
    background: url(../img/roll/1.JPG) no-repeat center bottom;
    background-size: cover;
    display: flex;
    justify-content: center;
    align-items: center;
}

.history-title h2{
    font-size: 30px;
    line-height: 45px;
    color: white;
}

/* 历史列表 */
.history-body{
    width: 100%;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
}

.history-body .history-info{
    width: 33.33%;
    padding-right: 25px;
    box-sizing: border-box;
}

.history-info .history-info-title{
    font-size: 24px;
    padding-top: 40px;
    line-height: 36px;
    padding-bottom: 8px;
    border-bottom: 1px solid #D8D9DC;
    margin-bottom: 18px;
    color: #2A2E2E;
}

.history-info li{
    display: flex;
    line-height: 25px;
    margin-bottom: 18px;
    font-size: 14px;
    color: #5F6464;
}

.history-info li .left{
    width: 50px;
    padding-right: 10px;
    text-align: right;
}

/* 业务框架 */

.business{
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    width: 100%;
    padding: 80px 0;
    border-top: #d8d9dc 1px solid;
}

.business .business-title{
    width: 30%;
}

.business-title h3{
    font-size: 32px;
    margin: 12px 0px;
    padding: 0px;
}

.business-list{
    width: 70%;
    display: flex;
    flex-wrap: wrap;
}

.business-list .business-item{
    height: 260px;
    width: 50%;
}

.business-item{
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding-bottom: 10px;
    overflow: hidden;
    position: relative;
    padding: 24px;
    background: rgba(0, 0, 0, 0.753);
}

.business-item h3{
    font-size: 24px;
    margin: 12px 0px;
    padding: 0px;
    color: white;
}

.business-item p{
    display: none;
    font-size: 16px;
    margin: 12px 0px;
    padding: 0px;
    font-weight: normal;
    color: white;
}

.business-item:hover p{
    display: block;
}

.business-item img{
    position: absolute;
    top: 0px;
    left: 0px;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
    opacity: 0.5;
}

/* 管理人员 */

.personnel{
    padding: 80px 0;

}

.personnel-title h3{
    font-size: 30px;
    color: #2a2e2e;
}

.personnel-list{
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    margin-top: 48px;
}

.personnel-item{
    width: 25%;
    height: 260px;
    padding-left: 32px;
    overflow: hidden;
    background: #FBFBFB;
    position: relative;
    display: flex;
    align-items: center;
    transition: 0.2s;
}

.personnel-item .ico{
    width: 120px;
    height: 120px;
    position: absolute;
    right: 0px;
    top: 0px;
}

.personnel-item .ico img{
    width: 120px;
    height: 120px;
}

.personnel-item .ico i{
    display: block;
    width: 28px;
    height: 28px;
    position: absolute;
    background-color: #0052d9;
    left: -14px;
    bottom: -14px;
    transition: 0.2s;
}

.personnel-item .table h3{
    font-size: 20px;
    line-height: 30px;
    color: #0052d9;
    margin-bottom: 10px;
}

.personnel-item .table p{
    width: 100%;
    font-size: 14px;
    line-height: 21px;
    color: #5f6464;
}

.personnel-item:hover i{
    left: -0px;
    bottom: -0px;
}

.personnel-item:hover{
    background: #F2F3F5;
}

/* 企业文化 */

.culture{
    padding: 0 50px 0 100px;
    display: flex;
    width: 100%;
    height: 500px;
    flex-wrap: wrap;
    margin-bottom: 80px;
}

.culture-title{
    width: 45%;
    padding: 56px 56px 56px 0;

}

.culture-title .lable h3{
    margin-bottom: 40px;
    font-size: 30px;
    color: #2a2e2e;
}

.culture-title .lable-box h4{
    font-size: 20px;
    color: #0052D9;
    line-height: 36px;
    margin-bottom: 8px;
}

.lable-box .box-small h5{
    font-size: 24px;
    color: #2A2E2E;
    margin-bottom: 6px;
}

.lable-box .box-small p{
    font-size: 16px;
    color: #2A2E2E;
    line-height: 29px;
}

.culture-body{
    width: 55%;
    height: 500px;
    overflow: hidden;
}

.culture-body img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}