JSFiddle - React, Tailwind, and code Playground

HTML

<div class="button">
  <svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" viewBox="0 0 12 8">
  </svg>
</div>

SCSS

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

.outer {
  border: 2px solid blue;
}

.button {
  display: inline-block;
  background-color: red;
}

.button svg {
  height: 9px;
  background-color: lightgreen;
}