JSFiddle - React, Tailwind, and code Playground

HTML

<a class="botao" href="#">Contrate agora</a>

CSS

.botao {
    padding: 14px;
    background-image:url('http://i.stack.imgur.com/Zi14e.jpg');
    background-position:-5px 0px;
    font-size:13px;
    color: #fff;
    border-bottom: 1px solid #000;
    box-shadow: 0 1px 0 transparent;
    -moz-box-shadow: 0 1px 0 transparent;
    -webkit-box-shadow: 0 1px 0 transparent;
    position:relative;
    font-family: Tahoma, Geneva, sans-serif;
    z-index:0;
}
.botao:hover {
        background-image:url('http://i.stack.imgur.com/Zi14e.jpg');
    background-position:-115px 0px;
}