Flipbook Codepen -
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
<title>Flipbook Animation | Interactive Canvas Flipbook</title>
<style>
*
margin: 0;
padding: 0;
box-sizing: border-box;
user-select: none; /* Prevent accidental selection while dragging */
ctx.strokeStyle='#2c6e9e';
ctx.lineWidth=4;
ctx.stroke();
// ----- update UI and canvas -----
function updateFlipbook()
drawPage(currentPage);
pageIndicator.innerText = `PAGE $currentPage / $TOTAL_PAGES`;
pageSlider.value = currentPage;
// update button disabled states (optional style)
prevBtn.disabled = (currentPage === 1);
nextBtn.disabled = (currentPage === TOTAL_PAGES);
prevBtn.style.opacity = (currentPage === 1) ? "0.5" : "1";
nextBtn.style.opacity = (currentPage === TOTAL_PAGES) ? "0.5" : "1";
HTML: Create a container
with child 
