path: root / src / scripts / back-to-top.js


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const scrollBtn = document.getElementById('scrollBtn');

window.onscroll = function() {
	if (window.scrollY >= 800) {
		scrollBtn.style.display = 'block';
	} else {
		scrollBtn.style.display = 'none';
	}
}

scrollBtn.onclick = function() {
	window.scrollTo(0, 0);
}