html {
  font-family: 'Roboto', Arial, Helvetica;
}

.header {
  position: fixed; 
  top: 0px;
  left: 0px;
  width: 100%;
  height: 130px;
  padding: 10px;
  background-color: #333;
  z-index: 10;
  color: #c0c0c0;
  overflow: hidden;
}

.headertitle {
  text-align: center;
  font-size: 65px; 
  position: absolute;
  right: 0px;
  top: 0px;
  left: 300px;
  height: 130px;
  line-height: 130px;
}

.anchor a {
  position: absolute;
  left: 0px;
  top: -200px;
}

.anchor {
  position: relative;
}

.navigation {
  position: fixed; 
  top: 150px;
  left: 0px;
  width: 250px;
  height: 100%;
  padding: 10px;
  background-color: #555;
  z-index: 7;
}

.navigation a{
  color: #000;
  text-decoration: none; 
}

.navibutton {
  width: 230px;
  height: 20px;
  border-radius: 20px;
  background-color: #c0c0c0;
  margin-bottom: 20px;
  line-height:20px;
  padding: 10px;
  text-align: center;
  opacity: 0.6;
}

.navibutton:hover {
  opacity: 1;
}

.content {
  position: absolute; 
  top: 150px;
  left: 270px;
  right: 0px;
  /*height: 100%;*/
  padding: 10px;
  background-image: url("../images/background.png");
  z-index: 5;
  color: #ddd;
  min-width: 1000px;
}

.content_row {
  width: 100%;
  height: auto;
}

.content_full {
  width: 100%;
  float: left; 
  margin-bottom: 10px;
  text-align: center; 
}

.title {
  font-size: 2em;
  margin-bottom: 20px;
}

.blockheight {
  height: 300px;
}

.content_left {
  width: 45%;
  float: left; 
  margin-bottom: 10px;
  margin-right: 10px;
  padding: 10px;
  text-align: justify;
  background-color: rgb(0,0,0,0.5);
  border-radius: 10px;
}

.content_right {
  width: 45%;
  float: right; 
  margin-bottom: 10px;
  margin-left: 10px; 
  padding: 10px;
  text-align: justify;
  background-color: rgb(0,0,0,0.5);
  border-radius: 10px;
}

.footer {
  position: fixed; 
  bottom: 0px;
  left: 0px;
  width: 100%;
  height: 30px;
  padding: 10px;
  background-color: #333;
  color: #c0c0c0;
  line-height: 30px;
  z-index: 10;
  text-align: center;
}