HTML TRANG TRÍ WEBSITE CHO NGÀY TẾT

            <div class="tet-2019">
                <img class="left-2019" id="left-2020" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhUx8Ae9ote07ocZk5C0QpctrPWofrhsn2dMQ41_Kc0KF6-gxTsZetrzkpGFUN3-3nLxH6L-7k5dK0SZsGCUYvLQPbF2UJya8u1Ue9jS2iToIAX6N0OAZC3Q96wAoyaLtlabnZy2gVgb0E/s1600/tet1.png">
                <img class="right-2019" id="right-2020" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEieFpaGMeHCz6tNCP_xcJxDliGSlRRpW69nPAOjB3i2vlIhcNvMpsijh7tvkd_wDTTRZGWThvVCQ7NfGYqzvmm3cQU6R25TjBvqzaDy0tXOJz9HkzBk0dcPDjKjCHI3kCS75MoHtNheu_8/s1600/tet2.png">
            </div>
            <style>
                #left-2020{
                    width: 130px;
                    left:0;
                    z-index:7;
                    position:fixed;
                    transition:all 0.3s linear;
                    -moz-transition:all 0.3s linear;
                    -webkit-transition:all 0.3s linear
                }
                #right-2020{
                    width: 130px;
                    right:0;
                    z-index:7;
                    position:fixed;
                    transition:all 0.3s linear;
                    -moz-transition:all 0.3s linear;
                    -webkit-transition:all 0.3s linear
                }
                .left-2019{
                    top:0px
                }
                .right-2019{
                    top:0px
                }
                .text-2019-l{
                    top:50px
                }
                .text-2019-r{
                    top:50px
                }
                @media screen and (max-width:1024px){
                    .tet-2019{
                        display:none
                    }
                }
                @media screen and (max-width:1440px){
                    #shareduyblogs{
                        display:none
                    }
                }
            </style>
            <script src="https://anonyviet.com/php/phaohoa/phaohoa.js"></script>
            <script type="text/javascript">
                var lastScroll = 0;
                jQuery(document).ready(function($) {
                    $(window).scroll(function() {
                        var scroll = $(window).scrollTop();
                        if(scroll > lastScroll){
                            $('#right-2020').removeClass('left-2019').addClass('text-2019-l')
                            $('#left-2020').removeClass('right-2019').addClass('text-2019-r')
                        }else if(scroll < lastScroll){
                            $('#right-2020').addClass('left-2019').removeClass('text-2019-l')
                            $('#left-2020').addClass('right-2019').removeClass('text-2019-r')
                        }
                        lastScroll = scroll;
                    })
                })
            </script>

<audio src="https://hocban.vn/wp-content/uploads/MUSIC/chuc-tet-to-ny.mp3" autoplay></audio>