JSFiddle - React, Tailwind, and code Playground
HTML
<div id="main">
<div class="left">a</div>
<div class="left">b</div>
<div class="left">c</div>
</div>
CSS
/* http://stackoverflow.com/questions/2156712/how-to-float-3-divs-side-by-side-using-css */
#main {
width: 80%;
text-align: center; /* !!! */
}
.left{
display: block;
float:left;
width:33%;
}