.Aibox{position:fixed;top:20%;right:30px;width:50px;height:50px;background-color:pink;text-align:center;line-height:50px}.input_chat{width:calc(100% - 2rem);max-width:120rem;margin:auto;margin-top:3rem;height:5rem;display:flex}.chat_main{height:calc(100% - 10rem);margin:auto}.chat_line{font-size:1.4rem;word-break:break-all;word-wrap:break-word;line-height:2.1rem;margin:auto;margin-top:3rem;display:flex;padding:0 2rem;max-width:140rem}.stop-box{height:2.8rem;margin:2rem auto;font-size:1.4rem;text-align:center}.dilogclass{height:80vh}