JSFiddle - React, Tailwind, and code Playground

HTML

<html>
<body>
    <div id="map_canvas">MINHA DIV</div> 
    <div class="teste">TESTE</div>
</body>
</html>

CSS

#map_canvas {
    position: absolute; 
    width:100px; 
    height:100px; 
    margin: 0; 
    padding: 0;   
    z-index: -1;
    background-color: #6495ed;
}

.teste {
    padding-top: 100px;
}