return AnimatedContainer(
                                      duration: Duration(milliseconds: 500),
                                      curve: Curves.fastOutSlowIn,
                                      child: Padding(
                                        padding: EdgeInsets.only(
                                            right: hp(2),
                                            left: hp(2),
                                            top: hp(0),
                                            bottom: hp(2)),
                                        child: Row(
                                          crossAxisAlignment:
                                              CrossAxisAlignment.start,
                                          children: <Widget>[
                                            Expanded(
                                              child: Padding(
                                                padding: EdgeInsets.only(
                                                    right: wp(2.5)),
                                                child: Column(
                                                  children: <Widget>[
                                                    Align(
                                                      alignment:
                                                          Alignment.centerRight,
                                                      child: Padding(
                                                        padding:
                                                            EdgeInsets.only(
                                                                bottom:
                                                                    hp(0.5)),
                                                        child: Text(
                                                          m['sender']
                                                              .toString(),
                                                          style: TextStyle(
                                                              fontSize: wp(4),
                                                              color:
                                                                  Colors.white,
                                                              fontWeight:
                                                                  FontWeight
                                                                      .bold),
                                                        ),
                                                      ),
                                                    ),
                                                    Flexible(
                                                      fit: FlexFit.tight,
                                                      flex: 0,
                                                      child: Align(
                                                        alignment: Alignment
                                                            .centerRight,
                                                        child: Container(
                                                          decoration:
                                                              ShapeDecoration(
                                                            color: Colors.white,
                                                            shape: RoundedRectangleBorder(
                                                                borderRadius:
                                                                    BorderRadius
                                                                        .circular(
                                                                            12.5)),
                                                          ),
                                                          child: Padding(
                                                            padding:
                                                                EdgeInsets.all(
                                                                    hp(1)),
                                                            child: Text(
                                                              m['message']
                                                                  .toString(),
                                                              style: TextStyle(
                                                                  fontSize:
                                                                      wp(3.5),
                                                                  color: Colors
                                                                      .black,
                                                                  fontWeight:
                                                                      FontWeight
                                                                          .normal),
                                                            ),
                                                          ),
                                                        ),
                                                      ),
                                                    ),
                                                  ],
                                                ),
                                              ),
                                            ),
                                          ],
                                        ),
                                      ),
                                    );