/* => 文档 <===================================================================== */
/* -> 默认 <- */
* {
	margin: 0;
	padding: 0;
}
*,
*::after,
*::before {
	-moz-box-sizing:border-box;
	-webkit-box-sizing:border-box;
	box-sizing:border-box;
}
body {
	background-color: #212121;
	overflow: hidden;
}

/* -> 样式 <- */
.pdf-content {
	position: relative;
	height: 100%;
}