Shadows

<div class="velin-shadow-none">No shadow</div>
<div class="velin-shadow-sm">Small shadow</div>
<div class="velin-shadow">Default shadow</div>
<div class="velin-shadow-lg">Large shadow</div>

<div class="velin-ring-1 velin-ring-primary">1px primary ring</div>
<div class="velin-ring-2 velin-ring-success">2px success ring</div>
<div class="velin-ring-4 velin-ring-danger">4px danger ring</div>