Your behavior is out of line.你的行为出格了。

These prices are way out of line with what other stores are charging.与其他商店相比，这些价格太离谱了。

I can't believe that guy was so rude to you! He was really/way out of line.我简直不敢相信那家伙会对你如此粗暴！他真是太过分了。