.msg_box{position:fixed;bottom:-5px;width:250px;background:#fff;border-radius:5px 5px 0 0}.msg_head{background:#f5a623;color:#fff;padding:8px;font-weight:700;cursor:pointer;border-radius:5px 5px 0 0;font-size:12px}.msg_body{background:#fff;height:200px;font-size:12px;padding:15px;overflow:auto;overflow-x:hidden}.msg_input{width:100%;height:55px;border:1px solid #fff;border-top:1px solid #ddd;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}.close{float:right;cursor:pointer;line-height:.4;color:#000}.minimize{float:right;cursor:pointer;padding-right:5px}.msg-left{position:relative;background:#e2e2e2;padding:5px;min-height:10px;margin-bottom:5px;margin-right:10px;border-radius:5px;word-break:break-all}.msg-right{background:#d4e7fa;padding:5px;min-height:15px;margin-bottom:5px;position:relative;margin-left:10px;border-radius:5px;word-break:break-all}