JSFiddle - React, Tailwind, and code Playground

HTML

<div id="menu"><a href="#">lkafjljaflj</a></div>

CSS

#menu{
    position: relative;
}

JavaScript

$('#menu a').hover(function(event){
    event.preventDefault();
    $('#menu').animate({top: '50px'}, 'slow');
},function(event){  
    event.preventDefault();    
    $('#menu').animate({top: '0px'}, 'slow'); 
});