JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="https://plus.google.com/_/scs/apps-static/_/ss/k=oz.sbw_bss.9ytayefzmr3v.L.F4.O/d=0/rs=AGLTcCP2PUq0L8EDL5QlivGlhdmTSVMIXg" />

<div class="we">xxx</div>

CSS

.we {
    border: 1px solid #000;
}