html, body
{

    background-color: #000000;


    background-attachment: fixed;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    font-family: Verdana;
    font-size: 15pt;
    color: #fff;
    width: 100vw;
    height: 100vw;
    margin: auto;









navigation

#nav-button width: 44px; height: 44px;

Schriftgröße: 16px oder Größer
Text: 40-60 Zeichen pro Zeile!

h1 {
  color: blue;
  font-family: verdana;
  font-size: 300%;

}
p  {
  color: red;
  font-family: courier;
  font-size: 160%;
}

.header1 {

    border-style: dotted;
    height: 200px;
    width: 1200px;
    float: left;
    background-color: #FF0000;
    background-image: url(css_img/ugc1.jpg);
    opacity:1.0;

}

.navigation {

  height: 75px;
    width: 1200px;
    float: left;
    background-image: url(css_img/nav/navbg.jpg);

}

.content {

  height: 1500px;
    width: 900px;
    float: left;
    background-image: url(css_img/2spaltig/content.jpg);
    opacity:0.9;

}

.sidebar {

   height: 75px;
    width:  1200px;
    float: left;
    background-image: url(css_img/footer.jpg);
    opacity:1.0;
}

.sidebar2 {
  border: 5px outset red;
  background-color: lightblue;
  text-align: center;
}

.footer {
  border: 5px outset red;
  background-color: lightblue;
  text-align: center;
}


}