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              <h1 class="title">
  Topcoat Mobile Button
  Default style for Topcoat Mobile Button.
  Requirements are portable and accessible markup with flexible and performant css. 

  Topcoat CSS separates reset from the theme.
  Reset styles are used to
        Remove browser default styles. *such as default padding etc.
        Set up inheritance so as to use the cascade. *You know, the C in CSS.
        Create a reusable base component for anyone to style on top of.
        Use as a baseline component for performance testing.
<h3>Base Button</h3>
<button class="button">

*doesn't look like much does it

<h3>Styled Button</h3>
<button class="topcoat-button">

<div class="spacer">

  <a href="https://www.twitter.com/dam">@dam</a> ♥s you
<script src="//use.edgefonts.net/source-sans-pro:n3,n4,n6;source-code-pro:n3.js"></script>
<script src="https://google-code-prettify.googlecode.com/svn/loader/run_prettify.js"></script>
              body {
  padding: 0 50px;
  background-color: #f4f4f4;
  font-family: source-sans-pro, sans-serif;

/* Removes defualt blurry focus ring */
:focus {
  outline-color: transparent;
  outline-style: none;

.title {
  letter-spacing: -.065em;

.spacer {
  padding: 25px 0;

/* Extend reset styles */
.button {
  /* Add relative positioning so we can use z-index for active buttons */
  position: relative;
  /* Inline block so that any display type element can be layed out inline */
  display: inline-block;
  vertical-align: top;
  box-sizing: border-box;
  background-clip: padding-box;
  padding: 0;
  margin: 0;
  /* Set up cascade */
  font: inherit;
  color: inherit;
  background: transparent;
  border: none;
  cursor: default;
  user-select: none;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
  /* Allows for use with anchor tags */
  text-decoration: none;

/* Add all Topcoat specific styles */
.topcoat-button {
  padding: 0 1.25rem;
  font-size: 16px;
  /* vertically center button text */
  line-height: 3rem;
  -webkit-border-radius: 6px;
  border-radius: 6px;
  color: #454545;
  text-shadow: 0 1px #fff;
  background-color: #e5e9e8;
  -webkit-box-shadow: inset 0 1px #fff;
  box-shadow: inset 0 1px #fff;
  border: 1px solid #a5a8a8;

.topcoat-button.is-active {
  background-color: #404141;
  -webkit-box-shadow: inset 0 1px rgba(0,0,0,0.18);
  box-shadow: inset 0 1px rgba(0,0,0,0.18);

.topcoat-button.is-active {
  background-color: #d3d7d7;
  -webkit-box-shadow: inset 0 1px rgba(0,0,0,0.12);
  box-shadow: inset 0 1px rgba(0,0,0,0.12);

.topcoat-button.is-disabled {
  opacity: 0.3;
  cursor: default;
  pointer-events: none;
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