.block {
	position: relative;
	margin: auto;
	width: 350px;
	height: 442px;
	/* background: linear-gradient(0deg, #000, #272727); */
}

.block:before, .block:after {
	content: '';
	position: absolute;
	left: 0px;
	top: 0px;
	background: linear-gradient(45deg, #dbdbdb, #d0d0d0, #848484,#959595, #9e9e9e, #393939, 
		#9e9e9e, #d7d7d7,#6e6e6e, #d5d5d5);
	background-size: 400%;
	width: calc(100% + 0px);
	height: calc(100% + 0px);
	z-index: 1;
	animation: steam 25s linear infinite;
    border-radius: 50px;
}

@keyframes steam {
	0% {
		background-position: 0 0;
	}
	50% {
		background-position: 400% 0;
	}
	100% {
		background-position: 0 0;
	}
}

.block:after {
	filter: blur(50px);
}

@media (max-width: 991.98px) {
	.block {
		width: 320px;
		/* height: 404px; */
	}
}

@media (max-width: 767.98px) {
	.block {
		width: min(320px, 88vw);
		height: auto;
		aspect-ratio: 350 / 442;
	}
}