.talk_con{height:500px;margin:50px auto 0;background:#f9f9f9}.talk_con,.talk_show{border:1px solid #666}.talk_show{height:420px;background:#fff;margin:10px auto 0;overflow:auto}.atalk{margin:10px}.atalk span{display:inline-block;background:#0181cc;border-radius:10px;color:#fff;padding:5px 10px}.btalk{margin:10px;text-align:right}.btalk span{display:inline-block;background:#ef8201;border-radius:10px;color:#fff;padding:5px 10px}.table-operator{margin-bottom:18px}button{margin-right:8px}