.fun {
    display: flex;
    flex-wrap: wrap;
    box-sizing: border-box;
    padding: 20rpx 30rpx;

    navigator {
        width: 25%;
        height: 80rpx;
        line-height: 80rpx;
        box-sizing: border-box;
        border: 1px solid #ddd;
        text-align: center;
    }
}