The first commented line is your dabblet’s title

dabblet.css

/**
 * The first commented line is your dabblet’s title
 */

/*flickering Neon*/
@keyframes neon {
  
0%, 9%, 12%, 13%, 16%, 75%, 78%, 80%, 83%, 100% {
  text-shadow:	0 0 5px #fff,
  		0 0 10px #fff,
  		0 0 15px #ff0099,
  		0 0 20px #ff0099;  		
  }
 
/*small flicker*/
75.5% {
  text-shadow:	0 0 5px #fff,
  		0 0 10px #fff,
  		0 0 37px #ff0060,
  		0 0 50px #ff0099;
}
/*medium flicker*/ 
9.5%, 80.5% {
  text-shadow:	0 0 5px #fff,
  		0 0 30px #fff,
  		0 0 43px #ff0060,
  		0 0 55px #ff0099;
  }
/*large flicker*/
13.5% {
  text-shadow:	0 0 10px #fff,
  		0 0 33px #fff,
  		0 0 52px #ff0060,
  		0 0 65px #ff0099;
}
}
h1.neon {
  display: block;
  width: 800px;
  height: 600px;
  line-height: 600px;
  text-align: center;
  background: #002;
  margin-top: 100px;
 
  font-weight: bold;
  font-family: arial;
  color: #fff;
  font-size: 72px;
  animation: neon 3s infinite;
}

dabblet.html

<h1 class="neon">butts lol</h1>

dabblet.js

// alert('Hello world!');

settings.json

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