<p class="codepen" data-height="300" data-theme-id="0" data-default-tab="result" data-user="whjin" data-slug-hash="EMdevR" style="height: 265px; box-sizing: border-box; display: flex; align-items: center; justify-content: center; border: 2px solid black; margin: 1em 0; padding: 1em;" data-pen-...