Button styles can be used on <code><a></code>, <code><button></code>, or <code><input></code> elements.
The letters in button labels are displayed in uppercase.
Material Design Guidelines: Components - Button
Disabled state
.mdui-btn to <a>, <button>, or <input> elements to get the flat button style..mdui-btn-raised class to a flat button gives it a raised effect..mdui-btn-icon to a flat button can turn it into an icon button.Dense buttons are slightly smaller than regular buttons and are best suited to scenarios where the mouse and keyboard are the primary input methods. Simply add the class .mdui-btn-dense to a regular button.
<div class="mdui-toolbar">
<a href="javascript:;" class="mdui-btn mdui-btn-icon">
<i class="mdui-icon material-icons">menu</i>
</a>
<span class="mdui-typo-title">Title</span>
<div class="mdui-toolbar-spacer"></div>
<a href="javascript:;" class="mdui-btn mdui-btn-icon">
<i class="mdui-icon material-icons">search</i>
</a>
<a href="javascript:;" class="mdui-btn mdui-btn-icon">
<i class="mdui-icon material-icons">refresh</i>
</a>
<a href="javascript:;" class="mdui-btn mdui-btn-icon">
<i class="mdui-icon material-icons">more_vert</i>
</a>
</div><div class="mdui-toolbar mdui-color-theme">
<a href="javascript:;" class="mdui-btn mdui-btn-icon">
<i class="mdui-icon material-icons">menu</i>
</a>
<span class="mdui-typo-title">Title</span>
<div class="mdui-toolbar-spacer"></div>
<a href="javascript:;" class="mdui-btn mdui-btn-icon">
<i class="mdui-icon material-icons">search</i>
</a>
<a href="javascript:;" class="mdui-btn mdui-btn-icon">
<i class="mdui-icon material-icons">refresh</i>
</a>
<a href="javascript:;" class="mdui-btn mdui-btn-icon">
<i class="mdui-icon material-icons">more_vert</i>
</a>
</div>