.banner {
    background: url(../cn_images/banner-1.jpg) center center / cover no-repeat;
    height: 50rem;
    align-items: center;
}
/* 首页圆形排行 */
.circular-box {
    margin-left: auto;
    margin-right: auto;
}

/* ie9 10 hack */
.circular-box .column {
    text-align: center\9;
    display: table-cell\9;
    height: 20rem\9;
}

.circular-top {
    border-radius: 100%;
    width: 18rem;
    height: 18rem;
    background-color: #e6e6e6;
    align-items:center;
    justify-content:center;
    display: flex;
    display: -webkit-flex;
    margin: 0 auto;
    font-size: 1.5rem;
    line-height: 2rem;
    color: #333;
    font-weight: 500;

    /* ie9 10 hack */
    display: table-cell\9;
    vertical-align:middle\9;
    margin: 0 auto\9;
}

.circular-top.yellow {
    background-color: #ecba9a;
}

.circular-top.green {
    background-color: #56b0a0;
}

.circular-top.red {
    background-color: #ec8486;
}

/* 无线端样式重制 */
@media screen and (max-width:768px) { 
    .bd-minis-pd {
        padding-top: 1.5rem;
        padding-bottom: 1.5rem;
    }
    .title-border {
        margin-top: 0;
    }
    .banner {
        height: auto;
    }
    .columns:not(:last-child) {
        margin-bottom: 0;
    }
    .level {
        justify-content: center;
        text-align: center;
    }
    .level img {
        width: 40%;
    }
    .circular-top {
        width: 9.5rem;
        height: 9.5rem;
        font-size: 1rem;
        line-height: 20px;
    }
    .letter-space {
        letter-spacing: -2px;
    }
    .man-intro {
        padding-left: 0;
        padding-right: 0;
    }
}