.AboutUs {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    width: 100%;
}

.AboutUs .centerMainRow {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

/* part one */

.AboutUs .topWord {
    font-size: 35px;
}

.AboutUs .Us1P1 {
    color: #fff;
    position: absolute;
}
.AboutUs .AboutUs_1 p:last-child{
    width: 100%;
}
.AboutUs .Us1Img {
    width: 100%;
    height: 350px;
}

/* part two */

.AboutUs .AboutUs_2 {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.AboutUs .AboutUs_2 .Us2Pdiv1 {
    padding-right: 142px;
    font-size: 13px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    margin-top: 40px;
    width: 450px;
}
.AboutUs .AboutUs_2 .Us2P0 {
    margin-bottom: 22px;
}
.AboutUs .Us2Pdiv1 .introWord {
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #181818;
    line-height: 22px;
}
.AboutUs .AboutUs_2 .Us2Img {
    width: 402px;
    height: 477px;
    margin: 75px 0;
}
.AboutUs .AboutUs_2 .Us2Pdiv1 .Us2P7 {
    margin-top: 26px;
}

/* part three */

.AboutUs .AboutUs_3 {
    width: 100%;
    height: 100%;
    background: rgba(239, 241, 245, 1);
}

.AboutUs .AboutUs_3 video {
    width: 100% !important;
    height: 600px !important;
}

.AboutUs .bottom_text{
    margin: 5rem 0;
    font-size: 14px;
}