*{font-family: "Open Sans", Georgia, "Times New Roman", Times, serif;}
a{text-decoration: none;color: #ea4e1d;}
img{max-width: 100%;}
body{margin: 0}

#logo {
  background-color: #223f4d;
  text-align: center;
  float: none;
  width: 100%;
  margin: 0;
  padding: 45px 0;
}

body.visitenkarte {
  background: #cfcfcf;
}

body.visitenkarte #content_page{
  position: absolute;
  top: 50%;
  left: 50%;
  margin-left: -450px;
  margin-top: -325px;
  text-align: center;
  font-weight: bold;
}

#content_page{
  max-width: 900px;
  margin: 0 auto;
}

@media (max-width:899px){
  body.visitenkarte #content_page{
    position: relative;
    margin: 0;
    top: 0;
    left: 0;
  }
  #content_page{
    padding: 0 5px;
  }
}