body{
	background-color: #ff471a;
}

#parent_viewport{
	padding: 0.1vh 0.1vw 0.1vh 0.1vw ;
	display: grid;
	grid-template-columns: 20% 80%;
	grid-template-rows: 98vh;
}

#hier_tree_view{
	padding: 2px;
	background-color: #000;
	display: block;
	overflow-y: scroll;
}

#pdf_vis {
	padding: 2px;
}