/* scroll to top */
#scroll_to_top,
.scroll-to-top {
	position: fixed;
	right: 0;
	bottom: 0;
	margin-right: 3rem;
	margin-bottom: 2rem;
	z-index: 99; 
	visibility: hidden; 
	opacity: 0;
	transition: visibility 0.15s ease-in-out, 
				opacity 0.15s ease-in-out;
}

/* page loader */
#page_loader,
.page-loader {
	background-color: var(--bs-body-bg);
	position: fixed;
	z-index: 9999;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	display: flex;
	justify-content: center;
	align-items: center;
	flex-wrap: nowrap;
	overflow: hidden;
	transition: visibility .15s ease-in-out, 
				opacity .15s ease-in-out;
}