function detectFlexGapSupport(){var e=document.createElement("div"),t=(e.style.display="flex",e.style.flexDirection="column",e.style.rowGap="1px",e.appendChild(document.createElement("div")),e.appendChild(document.createElement("div")),document.body.appendChild(e),1===e.scrollHeight);return e.parentNode.removeChild(e),t}detectFlexGapSupport()||document.querySelector("body").classList.add("flex-gap-not-supported");