<div class="t1 t1-start flex flex-col min-h-100vh"> <div class="t1 flex-1"> <div class="t1 b-1-dashed-current bg-c-gray-50 color-gray-500 rounded-4 text-center p-8">main</div> </div> <div class="t1"> <div class="t1 b-1-dashed-current bg-c-gray-50 color-gray-500 rounded-4 text-center p-8">bottom</div> </div> </div>