html {
  height: 100%;
  background: 50% 50% no-repeat
    url('data:image/svg+xml,<svg viewBox="-20 -5 60 40" width="140" xmlns="http://www.w3.org/2000/svg" opacity="0.2"><path d="M1 8l11-7 11 7v8l-11 7-11-7zm0 0l11 8 11-8m0 8L12 8 1 16M12 1v7m0 8v7" fill="none" stroke="currentColor" stroke-linejoin="round" stroke-width="2"/><text x="-12" y="32" font-size="5" font-family="monospace" fill="currentColor">Built on CodePen</text></svg>');
}
h1 {text-align:center;
   color:white;
   font-family:arial;
   font-size:36px;}
p {font-family:georgia;
  color:white;
  font-size:14px;
   text-align:center;
  }
body {margin:0;
     }
.accordion {
  background-color: #eee;
  color: #444;
  cursor: pointer;
  padding: 18px;
  width: 100%;
  text-align: left;
  border: none;
  outline: none;
  transition: 0.4s;
}
.active, .accordion:hover {
  background-color: #ccc;
}
.panel {
  padding: 0 18px;
  background-color: white;
  display: none;
  overflow: hidden;
}
ul {font-family:georgia;
    color:white;
   list-style-type:square;
   }
img {width:100px;
     display:block;
     margin:auto;
    }