JSFiddle - React, Tailwind, and code Playground
HTML
<link rel="stylesheet" href="//netdna.bootstrapcdn.com/twitter-bootstrap/2.3.1/css/bootstrap-combined.min.css">
<script src="//netdna.bootstrapcdn.com/twitter-bootstrap/2.3.1/js/bootstrap.min.js"></script>
<input class="button" type="button" value="Button"/>
CSS
.button {
padding: 10px;
font-family: "OpenSansSemibold", "Helvetica", Arial, sans-serif;
font-size: 16px;
display: inline-block;
outline: none;
cursor: pointer;
text-align: center;
text-decoration: none;
padding: .5em 2em .55em;
text-shadow: 0 1px 1px rgba(0,0,0,.3);
-webkit-border-radius: .5em;
-moz-border-radius: .5em;
border-radius: .5em;
-webkit-box-shadow: 0 1px 2px rgba(0,0,0,.2);
-moz-box-shadow: 0 1px 2px rgba(0,0,0,.2);
box-shadow: 0 1px 2px rgba(0,0,0,.2);
color: #fef4e9;
border: solid 1px #da7c0c;
background: #f78d1d;
background: -webkit-gradient(linear, left top, left bottom, from(#faa51a), to(#f47a20));
background: -moz-linear-gradient(top, #faa51a, #f47a20);
}