.floor-title {
    margin: 0 auto;
    line-height: 27px;
    text-align: center;
    font-weight: bold;
    color: #1b1b1b;
}

.en-size {
    font-size: 18px;
    line-height: 18px;
}

.zh-size {
    font-size: 14px;
    line-height: 24px;
    color: #999;
}