heading underlined

dabblet.css

/**
 * heading underlined
 */

h1
{
	font-size: 1.25em; /* use relative unit */
	text-align: center;
	text-decoration-line: line-through;
	text-decoration-skip: box-decoration;
}

dabblet.html

<h1>Heading</h1>

dabblet.js

// alert('Hello world!');

settings.json

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