/* Style für index.html */
* {
  box-sizing: border-box;
}

body {
  padding: 20px;
  font-family: Arial;
  background: #f1f1f9;
  line-height: 1.2;
  letter-spacing: 1.1px;
  font-size: 16px;
}

h2 {
  font-size: 1.5 em;
  margin-top: 40px;
}

h3 {
  font-size: 1.3 em;
  margin-top: 30px;
}

code, pre {
  background: #f1f1f1;
}

header {
  text-align: center;
  font-size: 20px;
  padding: 40px;
  background: white;
}

nav {
  font-size: 16px;
}

article {
  background: white;
  padding: 20px;
  margin-top: 20px;
}

ul, ol {
  padding: 20px;
}

li {
  padding: 5px;
}

.oben {
  text-align: right;
}

footer {
  margin-top: 20px;
  padding: 20px;
  background: white;
  text-align: center;
}