Untitled

dabblet.css

.main {
	height: 300px;
	display: flex;
	justify-content: center;
	align-items: center;
}

.box {
	background: #000;
	box-shadow: 0 0 0 50px;
	height: 0;
	height: 2px;
	width: 2px;
	border-radius: 50%
}

dabblet.html

<div class='main'>
	<div class='box'> 
</div>

dabblet.js

// alert('Hello world!');

settings.json

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