Untitled

dabblet.css

body{background-color:black;padding:5%;}
.engine{width:500px;
background-color:red;
padding:2%;border-radius:50%;height:500px;
border:25px dashed black;
position:relative;
animation: anima 5s infinite ease-in-out;
}
@keyframes anima{
from{}
to{transform:rotate(360deg);}
}
.engine:before{content:"";position:absolute;width:400px;height:400px;background-image:radial-gradient(center center, yellow 00%, red 75%);border-radius:50%;top:12%;left:13%}

dabblet.html

<div class="engine"></div>

dabblet.js

// alert('Hello world!');

settings.json

{"view":"split-vertical","fontsize":"110","seethrough":"","prefixfree":"1","page":"all"}