let pettoruti = new Image();
pettoruti.src = 'static/pettoruti.jpg';
pettoruti.onload = () => {
const validated = new headbreaker.Canvas('validated-canvas', {
pieceSize: 80, proximity: 18,
borderFill: 8, strokeWidth: 1.5,
lineSoftness: 0.18, image: pettoruti,
// used to stick canvas to its current position
horizontalPiecesCount: 5,
validated.puzzle.pieces[4].translate(63, -56);
validated.attachSolvedValidator();
validated.onValid(() => {
document.getElementById('validated-canvas-overlay')
.setAttribute("class", "active");