JSFiddle - React, Tailwind, and code Playground

HTML

<div class="cont"> <span class="arrow">&#8658</span>

</div>

CSS

.cont {
    width:25px;
    cursor:pointer;
    border:solid 1px gray;
    height:12px;
    border-radius:10px;
    text-align:center;
    position: relative;
}
.arrow {
    font-size:18px;
    position: relative;
    top: -5px;
}