body {
}


.about {
    text-align:center;
    height:850px;
}

.about-text {
    width: 100%;
    margin-left: 0px;
    margin-top: 52px;
    font-weight: 400;
    font-size: 18px;
    line-height: 196%;
    text-align:left;
    /* or 35px */
    /* 辅助 */

    color: #14171C;
}