The first commented line is your dabblet’s title

dabblet.css

/**
 * The first commented line is your dabblet’s title
 */
div {
	width: 140px; height: 180px;
	border:1px solid #C3CCD0;
	border-radius: 6px 6px 0 6px;
	position: relative;
}

div:after, div:before {
	position: absolute;
	display: block;
	content: " ";
	width: 140px;
	border:1px solid #C3CCD0;
	bottom:0;
	left:-1px;
}

div:after {
	bottom: 3px;
	height: 11px;
		border-radius: 6px 0 0 6px;

}

div:before {
	bottom: 7px;
	height: 3px;
		border-radius: 10px 0 0 0;

}

dabblet.html

<div></div>

dabblet.js

// alert('Hello world!');

settings.json

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