The first commented line is your dabblet’s title
{"view":"split","fontsize":"100","seethrough":"","prefixfree":"1","page":"javascript"}
// alert('Hello world!');
<!-- content to be placed inside <body>…</body> -->
/**
* The first commented line is your dabblet’s title
*/
background: #f06;
background: linear-gradient(45deg, #f06, yellow);
min-height: 100%;