* {
	box-sizing: border-box;
	position: relative;
	font-family: Helvetica, sans-serif;
}

h1 {
	color: #ddd;
}

p {
	padding: 10px 15%;
	color: #ccc;
}

body {
	padding: 0;
	margin: 0;
	background-color: #333;
}

main {
	padding: 5%3%;
	margin: 0;
	width: 100vw;
	text-align: center;
}

span[role="presentation"] {
	--scale-factor: 0.2;
	background-color: rgba(0,0,0,0.2);
}

.img-container,
.pdf-container {
	margin: auto;
	width: 90%;
	border: 1px solid #ccc;
	border-radius: 10px;
	overflow: hidden;
}
/* --- */
.img-canvas {
	display: block;
	width: 100%;
}

/* ---- */
.pdf-canvas {
	display: block;
	width: 100%;
}

.pdf-text {
	display: none;
	--scale-factor: 0.2323;
	position: absolute;
	top: 0;
	left: 0;
}