.active {
    padding-bottom: 10px;
    border-bottom: 2px solid #fff;
}

.col-sm-4 img {
    width: 26px;
    height: 26px;
    background: transparent;
    margin: 16px 0px 8px 5px;
}



.titminabout {
    margin-top: 15px;
}

.mywhite {
    margin-bottom: 75px;
}

.dhl {
    width: 4px;
    padding-left: 1px;
    background: #b21017;
    padding-right: 1px;
    margin-right: 15px;
    height: 25px;
    margin-top: 5px;
}

.sertit {
    margin-bottom: 10px;
    margin-top: 50px;
}


.bdg {
    width: 314px;
    height: 174px;
    background: transparent;
    border: 1px solid #e3e2e2;
}

.dxbj {
    display: flex;
}

.pt1 {
    font-family: "PingFang SC Medium";
    color: #1b2633;
    font-size: 15px;
    margin-left: 6%;
    font-weight: 600;
    margin-right: 4%;
    margin-top: 6%;
}