.msg-box{height:calc(100% - 150px);background-color:#eee;padding:5px;border-radius:5px;overflow:auto}.msg-box .msg-item{background-color:#fff;width:auto;float:left;border-radius:5px;max-width:80%;min-width:30%;margin-bottom:10px}.msg-box .msg-item>*{margin:5px}.msg-box .f-r{float:right}.msg-box think{color:#9f9f9f}.msg-b-box{height:150px;width:100%}.msg-b-box button{min-width:100px;margin:0 8px}body{height:100vh;margin:0}#root{height:100%}.pc-row{margin-bottom:10px}.pc-row .ant-col{text-align:center;font-weight:700}