JSFiddle - React, Tailwind, and code Playground

JavaScript

$('.lovebtn').click(
     $('.love').toggle(
         function() {
             $('.love').animate({
                 height: '672px'
             }, 1000, function () {
                 $('.lovetxt').css("display", "block");
                 $(".lovebtn .button").attr("src", "images/btn_love_close.gif");
             }  
        },  
        function() {  
            $('.love').animate({  
                height: '480px'  
            }, 1000, function () {  
                $('.lovetxt').css("display", "none");
                $(".lovebtn .button").attr("src", "images/btn_love_open.gif");
            }  
        }
    );
);