preview.html

<section style="display: block; visibility: visible; opacity: 1; position: static; z-index: auto; overflow: visible; width: 1440px; height: 21px; color: rgb(0, 0, 0); background-color: rgba(0, 0, 0, 0); font-size: 16px; font-weight: 400; transform: none; pointer-events: auto; clip-path: none;"><button id="button-childbtn1-aria-test-ances-0" style="display: inline-block; visibility: visible; opacity: 1; position: static; z-index: auto; overflow: visible; width: 69.3594px; height: 21px; color: rgb(0, 0, 0); background-color: rgb(239, 239, 239); font-size: 13.3333px; font-weight: 400; transform: none; pointer-events: auto; clip-path: none;">childbtn1</button><button id="button-childbtn2-aria-test-ances-1" style="display: inline-block; visibility: visible; opacity: 1; position: static; z-index: auto; overflow: visible; width: 69.3594px; height: 21px; color: rgb(0, 0, 0); background-color: rgb(239, 239, 239); font-size: 13.3333px; font-weight: 400; transform: none; pointer-events: auto; clip-path: none;">childbtn2</button></section>