css button hover shadow code example
Example 1: button style css
<div class="pure-button-group" role="group" aria-label="...">
<button class="pure-button">A Pure Button</button>
<button class="pure-button">A Pure Button</button>
<button class="pure-button pure-button-active">A Pure Button</button>
</div>
Example 2: button style css
<a class="pure-button pure-button-active" href="#">An Active Button</a>
<button class="pure-button pure-button-active">An Active Button</button>