JSFiddle - React, Tailwind, and code Playground

HTML

<div class="button">
  <img src="http://www.woweb.ru/flist/clp/546/18.gif" alt="">
  <span>А ТУТ ТЕКСТ НАШЕЙ КНОПКИ</span>
</div>

CSS

.button {
    background: #ffca11;
    border: 1px solid #ffde53;
    color: #04101f;
    margin-top: 18px;
    padding: 0 30px 0 30px;
    float: right;
    height: 44px;
    line-height: 44px;
    font-size: 14px;
    font-weight: bold;
    text-transform: uppercase;
    border-radius: 3px;
}
.button img {
display: inline-block;
vertical-align: middle;
}