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{"view":"split-vertical","fontsize":"100","seethrough":"","prefixfree":"1","page":"all"}

// alert('Hello world!');

<div></div>

div {
	width: 400px; height: 400px;
	border-radius: 50%;
	background: grey;
	overflow: hidden;
	position: relarive;
}

div:before {
	content: '';
	display: block;
	border: 200px solid;
	border-color: #353535 #efefef #ffffff #959595;
	border-radius: 50%;
	-webkit-filter: blur(30px);
}