.bottom-btn-box {
    position: fixed;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 180rpx;
    display: flex;
    justify-content: space-between;
    background-color: #fff;
    box-shadow: 0px -3.9rpx 5.2rpx rgba(0, 0, 0, 0.15);
    padding: 24rpx;
    padding-bottom: env(safe-area-inset-bottom);
    box-sizing: border-box;
    border-radius: 16rpx 16rpx 0 0;
    z-index: 2;
}