JSFiddle - React, Tailwind, and code Playground

HTML

<div class="element" id="test">Ы</div>

CSS

.element
{
    height: 32px;
    width: 32px;
    background: #F00  repeat-x ;
    border: 1px solid #000;    
}


body {
    background: -moz-element(#test) repeat-x;
}