.mt60 {
    margin-top: 60px;
}

.aboutUs-box {
    background-color: #2589ff;
    padding: 80px 0;
    color: #fff;
}

.aboutUs-box h2, .aboutUs-box p {
    text-align: center;
    line-height: 40px;
}

.aboutUs-box h2 {
    font-size: 24px;
}

.aboutUs-box p {
    font-size: 16px;
}

.auto-box {
    width: 1200px;
    margin: 0 auto;
}

.intro-box {
    display: flex;
    justify-content: space-between;
    margin-top: 60px;
}

.intro-box .i-text {
    flex: 1;
    border: 1px solid #ddd;
    padding: 20px;
    margin-right: 20px;
}

.intro-box .i-text .i-t-title {
    font-weight: bold;
    color: #333;
    margin-bottom: 15px;
    font-size: 16px;
}

.intro-box .i-text p {
    line-height: 24px;
    font-size: 14px;
}

.intro-box .i-text .mt20 {
    margin-top: 20px;
}

.intro-box .i-img {
    height: 250px;
    width: 250px;
}

.intro-box .i-img img {
    height: 100%;
    width: 100%;
}

.culture-box .c-title {
    text-align: center;
    margin-top: 80px;
    font-size: 28px;
    color: #333;
}

.culture-box .c-items {
    display: flex;
    justify-content: space-between;
}

.culture-box .c-items .c-item {
    border: 1px solid #ddd;
    width: 350px;
    margin: 30px 0px;
    padding: 10px;
}

.culture-box .c-items .c-item .flex-start {
    display: flex;
    justify-content: flex-start;
}

.culture-box .c-items .c-item .flex-start .c-i-img {
    height: 25px;
    width: 25px;
    margin-right: 10px;
}

.culture-box .c-items .c-item .flex-start .c-i-img img {
    height: 100%;
    width: 100%;
}

.culture-box .c-items .c-item .flex-start h2 {
    margin-top: 0px;
    line-height: 25px;
    font-size: 18px;
    color: #333;
    font-weight: bold;
}

.culture-box .c-items .c-item .c-i-text {
    padding: 0px 10px;
    line-height: 20px;
    font-size: 14px;
}

.adImg img {
    margin: 40px 0;
    width: 1200px;
}