JSFiddle - React, Tailwind, and code Playground

HTML

<div class="styleSelect" >
  <select class="units">
    <option value="Metres">Metres</option>
    <option value="Feet">Feet</option>
    <option value="Fathoms">Fathoms</option>
  </select>

    <img src="http://i.imgur.com/xlfIMEL.jpg?1" width="30px" height="31" style="float:right" />

</div>

CSS

select {
  background: transparent;
  position:absolute;
  width: 68px;
  padding: 5px;
  font-size: 12px;
  line-height: 1;
  border: 0;
  border-radius: 0;
  height: 10px;
  -webkit-appearance: none;
  color: #000;
}

.styleSelect {
	position:absolute;
	z-index:10;
  width: 168px;
  height: 34px;
  border: 1px solid #000;
}