.stack{align-items:var(--stack-align-items);display:flex;flex-flow:var(--stack-direction) var(--stack-wrap);flex-grow:var(--stack-grow);flex-shrink:var(--stack-shrink);gap:calc(var(--stack-gap) * var(--size-unit));justify-content:var(--stack-justify-content)}.stack>hr{margin:0}