on data-wave="true" class="btn1 __collapse"&gt;Button collapse&lt;/button&gt;
&lt;button data-wave="true" class="btn1 __circle"&gt;B&lt;/button&gt;
&lt;button data-wave="true" class="btn1 __loading"&gt;Button loading&lt;/button&gt;
&lt;button data-wave="true" class="btn1 __invert"&gt;Button invert&lt;/button&gt;

&lt;button data-wave="true" class="btn1 __ghost"&gt;Button ghost&lt;/button&gt;
&lt;button data-wave="true" class="btn1 __ghost-line"&gt;Button ghost line&lt;/button&gt;

&lt;button data-wave="true