body {
    color: black; background-color: black;
    font-size: 100.00%;
    font-family: Arial,sans-serif;
    margin: 0; padding: 1em;
    min-width: 41em; 
    /* Mindestbreite verhindert Umbruch und Anzeigefehler in modernen Browsern */
  }
  
 

#content{
width: 1000px;
height: 600px;
position:absolute;
background-image:url('../images/background.jpg');
background-repeat:no-repeat;
left: 50%;
top: 10%;
margin-left:-500px; /* Hälfte der Breite nach links */

-moz-border-radius: 35px;
border-radius: 35px;
-moz-box-shadow: 10px 10px 5px silver;
-webkit-box-shadow: 10px 10px 5px silver;
box-shadow: 10px 10px 5px silver;
opacity:0.8;
filter:alpha(opacity=80);

}

#main_content{
width: 1000px;
height: 300px;
background-color: silver;
opacity:0.8;

left: 50%;
margin-left:-500px; /* Hälfte der Breite nach links */
top: 25%;

filter:alpha(opacity=80);
position:absolute;

}

#text{
text-align: center;
opacity:1.0;
filter:alpha(opacity=100);

}

h2{
margin-top: 25px;
margin-bottom: 35px;
}