body {
	height: 100vh;
	overflow: hidden;
	background: radial-gradient(ellipse at bottom, #1b2735 0%, #090a0f 100%);
}

.snow {
	position: absolute;
	width: 10px;
	height: 10px;
	background: #fff;
	border-radius: 100%;
}

.window {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	filter: drop-shadow(0 0 10px white);
}