17 lines
413 B
JavaScript
17 lines
413 B
JavaScript
const topButton = document.querySelector(".top-btn");
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window.onscroll = () => {
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if (document.body.scrollTop > 20 || document.documentElement.scrollTop > 20) {
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topButton.classList.remove("hidden");
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} else {
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topButton.classList.add("hidden");
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}
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}
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topButton.addEventListener('click', () => {
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window.scrollTo({
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top: 0,
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left: 0,
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behavior: "smooth",
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});
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}); |