body {
  background-color: #000000;
  overflow: hidden;
  text-align:center;
   display: flex;
   align-items: center;
   justify-content: center; 
 }
 
 body,
 html {
  height: 100%;
  width: 100%;
  margin: 0;
  padding: 0;
 }
 
 svg {
  width: 100%;
  height: 100%;
  visibility: hidden;
  
 }
 
 .ell, #ai {
   fill: none;
 }