body {
	display: block !important;
	padding: 0;
	margin: 0;
	overflow: hidden;
}

.page-loader {
	display: flex;
	justify-content: center;
	align-items: center;
	position: absolute;
	top: 0;
	width: 100%;
	height: 100%;
	z-index: 99999;
	overflow: hidden;
	background: #13171a;
	transition: opacity 1s;
}

.page-loader-wrapper {
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
	max-width: 64px;
	max-height: 64px;
	height: 16vmin;
	width: 16vmin;
	filter: brightness(0.5);
}

.page-loader-front {
	background-image: url(selllecture-icon.png);
	border-radius: 20px;
	position: absolute;
	top: 0;
	left: 0;
	height: 100%;
	width: 100%;
	background-size: contain;
	background-position: center;
	background-repeat: no-repeat;
	animation: page-loader-rotate-front 1s infinite ease-in-out;
	backface-visibility: hidden;
	filter: grayscale(100%);
}

.page-loader-back {
	border-radius: 16px;
	position: absolute;
	top: 0;
	left: 0;
	height: 100%;
	width: 100%;
	background-color: #696969;
	animation: page-loader-rotate-back 1s infinite ease-in-out;
	backface-visibility: hidden;
	transform: scaleX(-1);
}

@keyframes page-loader-rotate-front {
	0% {
		transform: perspective(120px) rotateX(-180deg) rotateY(0deg);
	}

	50% {
		transform: perspective(120px) rotateX(0) rotateY(0deg);
	}

	100% {
		transform: perspective(120px) rotateX(0) rotateY(-180deg);
	}
}

@keyframes page-loader-rotate-back {
	0% {
		transform: perspective(120px) rotateX(0deg) rotateY(0deg);
	}

	50% {
		transform: perspective(120px) rotateX(180deg) rotateY(0deg);
	}

	100% {
		transform: perspective(120px) rotateX(180deg) rotateY(180deg);
	}
}