.about-introduction-bg, .about-important-events {
    background: #F6F6F6;
}

.about-brand-intro-text-bg {
    padding: 10px 0 10px 58px;
}

.about-menu-list {
    display: flex;
    justify-content: space-around;
}

.about-icon-text {
    padding-bottom: 40px;
    text-align: center;
}

.timeline-img {
    overflow: hidden;
}

.timeline-img img{
    width: 103%;
    margin-left: -1.5%;
}

.timelist {
    position: relative;
    min-height: 80px;
    text-align: center;
    font-size: 0;
}

.timelist-item img {
    width: 50%;
    opacity: 0;
}

.timelist-item div {
    cursor: pointer;
}

.timelist-item div {
    margin-top: 7px;
    margin-bottom: 7px;
}

.timelist-item-selected {
    color: #EC691A;
}

.timelist-item-selected img {
    opacity: 1;
}

.about-important-events {
    margin: 0 100px;
    padding: 0 80px 0 40px;
    height: 500px;
    overflow: scroll;
    text-align: center;
}

#importantEventsImg {
    width: 1000px;
}

.stimulate-power {
    left: 0;
    right: 0;
    line-height: 32px;
    font-size: 16px;
    color: #fff;
}

.stimulate-power p {
    text-align: center;
}

.stimulate-power div {
    text-indent: 2em;
}

.about-info-source {
    padding-bottom: 30px;
    font-size: 14px;
    color: #AEAEAE;
    line-height: 20px;
}