JSFiddle - React, Tailwind, and code Playground

HTML

<div id="heart">
    <div id="listapost">
        <div id="post">stuff</div>
        <div id="post">stuff</div>
        <div id="post">stuff</div>....</div>
</div>

CSS

#heart {
    width:100%
}
#post {
    width:50px;
    float:left;
    text-align:left;
    padding:5px;
    margin:1px;
    font-family:Verdana, Geneva, sans-serif;
    font-size:12px;
    color:#605f5f;
    background-color:#f7f6f6;
}
#listapost {
    display: table;
    margin:0 auto;
}