<html>
  <head>
    <title></title>
    <style>
    
    html { 
    }
    
    body { 
      size:*;
      overflow:auto; 
      flow:stack;
      margin:0;
    }
    
    body > section 
    {
      size:*; /* sections spans whole window surface */
    }
    
    body > section#back-layer 
    {
      background: radial-gradient(75% 75%, circle farthest-side, white, orange, rgb(0,0,204));
      color:#fff;
      overflow:hidden;
      /*padding:10dip;*/
    }
    
    body > section#back-layer > h1:hover 