const ps = new PerfectScrollbar(demoDiv);

button.addEventListener('click', () => {
  demoDiv.style.width = `${widthInput.value}685px`;
  demoDiv.style.height = `${heightInput.value}600px`;

  ps.update();
});

#contenitore-box{
	position: absolute;
	width: 960px;
	height: 640px;
	top: 50%;
	left: 50%;
	margin: -320px 0 0 -480px;
	border: none;
	background-image: url(img/body-bg.jpg);
}
#box_image{
	position: absolute;
	width: 685px;
	height: 600px;
	left: 10px;
	top: 10px;
	background-image: url(img/bg.jpg);
	overflow-x:hidden; overflow-y:auto;
}
#box_image2{
	position: absolute;
	width: 777px;
	height: 155px;
	left: 77px;
	top: 480px;
	background-image: url(img/bg.jpg);
}




#box_text1{
	position: absolute;
	width: 551px;
	height: 29px;
	left: 194px;
	top: 438px;
	border: none;
}
#box_text2{
	position: absolute;
	width: 125px;
	height: 24px;
	left: 412px;
	top: 658px;
	border: none;
	overflow: auto;
}
#box_text3{
	position: absolute;
	width: 602px;
	height: 32px;
	left: 190px;
	top: 708px;
	border: none;
	overflow: auto;
}