JSFiddle - React, Tailwind, and code Playground

HTML

<body class="pages">
<div id="global" class="global">
<div class="pusher">

<header class="fixed"></header>
<section id="content">sadfasdfsadffasd</section>
<div id="footerbottom">De abajo no me muevo</div>

</div>
</div>
</body>

CSS

html {
    position: relative;
    min-height: 100%;
}
body {
    margin: 0 0 150px;
}
#footerbottom {
    position: absolute;
    left: 0;
    bottom: 0;
    height: 150px;
    width: 100%;
    background-color:red;
    text-align:center;
}