<div class="t1 flex flex-col flex-start-start @/+mt-8">
<button class="t1 u1.btn u1.btn-xs u1.btn-action">
<svg class="t1 u1.btn-icon-xs mr-8" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><path d="M13 8V2H7v6H2l8 8 8-8h-5zM0 18h20v2H0v-2z"/></svg>
Button XS
</button>
<button class="t1 u1.btn u1.btn-s u1.btn-action">
<svg class="t1 u1.btn-icon-s mr-8" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><path d="M13 8V2H7v6H2l8 8 8-8h-5zM0 18h20v2H0v-2z"/></svg>
Button S
</button>
<button class="t1 u1.btn u1.btn-m u1.btn-action">
<svg class="t1 u1.btn-icon-m mr-8" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><path d="M13 8V2H7v6H2l8 8 8-8h-5zM0 18h20v2H0v-2z"/></svg>
Button M
</button>
<button class="t1 u1.btn u1.btn-l u1.btn-action">
<svg class="t1 u1.btn-icon-l mr-8" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><path d="M13 8V2H7v6H2l8 8 8-8h-5zM0 18h20v2H0v-2z"/></svg>
Button L
</button>
<button class="t1 u1.btn u1.btn-xl u1.btn-action">
<svg class="t1 u1.btn-icon-xl mr-12" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><path d="M13 8V2H7v6H2l8 8 8-8h-5zM0 18h20v2H0v-2z"/></svg>
Button XL
</button>
</div>