A button clearly communicates what action will occur when the user touches it. It consists of text, an image, or both, designed in accordance with your app’s colour theme.
Button Ripple
<a class="btn btn-flat"> ... </a> <a class="btn btn-flat waves-attach"> ... </a>
<a class="btn btn-flat btn-brand"> ... </a> <a class="btn btn-flat btn-brand waves-attach"> ... </a> <a class="btn btn-flat btn-brand-accent"> ... </a> <a class="btn btn-flat btn-brand-accent waves-attach"> ... </a>
.btn-green .btn-orange .btn-red
<a class="btn"> ... </a> <a class="btn waves-attach> ... </a>
<a class="btn btn-brand"> ... </a> <a class="btn btn-brand waves-attach waves-light"> ... </a> <a class="btn btn-brand-accent"> ... </a> <a class="btn btn-brand-accent waves-attach waves-light"> ... </a>