JSFiddle - React, Tailwind, and code Playground

HTML

<div></div>

CSS

div {
    margin: 50px 0 0 50px;
    float: left;
    width: 28px;
    height: 28px;
    background: rgba(240,240,240,1);
    border-top: 1px solid black;
    border-right: 1px solid black;
    -moz-transform: rotate(45deg) scale(1, 1.5); 
    -webkit-transform: rotate(45deg) scale(1, 1.5);
}