h3 {
  display: flex;           /* Flexbox aktivieren */
  justify-content: center; /* horizontal zentrieren */
  align-items: center;     /* vertikal zentrieren */
  width: 500px;
  height: 60px;
	margin-top: 10px;
	margin-left: 350px;
  background-color: none;
  text-decoration: none;
  color: red;
	border-radius: 18px;
}

.bericht {
  display: flex;           /* Flexbox aktivieren */
  justify-content: center; /* horizontal zentrieren */
  align-items: center;     /* vertikal zentrieren */
  width: 500px;
  height: 60px;
	margin-top: 50px;
	margin-left: 350px;
  background-color: yellow;
  text-decoration: none;
  color: black;
	border-radius: 18px;
}

.index {
  display: flex;           /* Flexbox aktivieren */
  justify-content: center; /* horizontal zentrieren */
  align-items: center;     /* vertikal zentrieren */
  width: 500px;
  height: 60px;
	margin-top: 50px;
	margin-left: 350px;
  background-color: lightblue;
  text-decoration: none;
  color: black;
	border-radius: 18px;
}