body, html {
  background: black;
  color: white;
  height: 100%;
  margin: 0;

  color: white;
  font-family: "Courier New", Courier, monospace;
  font-size: 18px;
}

.hidden { display: none; }

.bg {
  position: fixed;
  z-index: 1;
  top: 0px;
  left: 0px;
  background-image: url('../img/freiburg.jpg');
  height: 100%;
  width: 100%;
  background-position: center;
  background-size: cover;
}

.bg > div {
  height: 100%;
  width: 100%;
  background: rgba(0,0,0, 0.8);
}

.header {
  position: fixed;
  top: 0;
  z-index: 3;
  height: 56px;
  width: 100%;
  background-color: black;
  padding-left: 16px;
}

.content {
  display: inline-table;
  position: absolute;
  z-index: 2;
  top: 0px;
  left: 0px;
  height: 100%;
  width: 100%;
  margin-top: 60px;
  padding-bottom: 60px;
}

.footer {
  position: fixed;
  bottom: 0;
  z-index: 3;
  height: 56px;
  width: 100%;
  background-color: black;
  padding-left: 16px;
}

hr {
  margin: auto;
  width: 40%;
}

a { color: white !important;  }


.logo { max-height: 350px; }



.middle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}

.impressum { width: 90%; margin: auto; }