body {
  /* Hintergrundbild*/
  background: url(./bilder/bg-sw.jpg) no-repeat center center fixed;
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;

  /*Generelle Schrifteinstellungen*/
  font-family: arial;
  text-align: center;
  font-weight: bold;

  /*Objekte in Reihe*/
  display: flex;
  display: -webkit-flex;
  align-items: center;
  -webkit-align-items: center;
}

div {
  margin: 0 auto;
  float: left;
  width: auto;
  padding: 20px;
  box-sizing: border-box;
}

h1 {
  font-size: 60px;
}

h2 {
  font-size: 20px;
  color: #ffff00;
  text-shadow: 1px 1px 1px black;
}

p {
  font-size: 20px;
}

a {
  line-height: 1.5;
  text-decoration: none;
  padding: 10px;
  background-color: rgb(86, 86, 86);
  color: rgb(255, 255, 255);
  border-style: none;
  border-top-left-radius: 100px;
  border-top-right-radius: 100px;
  border-bottom-left-radius: 100px;
  border-bottom-right-radius: 100px;
}

.k4logo {
  max-width: 50vw;
  max-height: 50vw;
}

.inhalt {
  max-width: 50vw;
}