body {
  font-family: Verdana,Arial,sans-serif;
  text-align: center;
  background-color:bisque;
}
#jubel{
  display: none;
}
button {
  font-size: 150%;
  color: blue;
}
h1, h2, h3 {
  text-align: center;
}
h1{
  color: black;
  font-size: 240%;
}
h2{
  color: black;
  font-size: 120%;
}
* {
  box-sizing: border-box;
}
#UL {
  list-style-type: none;
  padding: 0;
  margin: 0;
  text-align: center;
}
#UL ls {
  border: 1px solid #ddd;
  margin-top: -15px; /* Prevent double borders */
  background-color: #f6f6f6;
  padding: 12px;
  text-decoration: none;
  font-size: 180%;
  color: black;
  display: block;
}