JSFiddle - React, Tailwind, and code Playground

HTML

<select>
<option>Example</option>
</select>

CSS

select:not([multiple]){
    border-radius: 0;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='8' height='8' fill='silver'><polygon points='0,0 8,0 4,4'/></svg>") no-repeat scroll 95% 60% transparent;
    padding:.5em 1.5em .5em .5em;
  }