DIV Box wiederholt sich als Hintergrund

[Pez]

Hallo.

Link:
http://www.petralasselsberger.at/LIONSCRIPT/index1.php

Hab den Inhalt per php-include eingefügt und seitdem wiederholt sich diese Div-Box als Hintergrund.

Was hab ich da falsch gemacht?

CSS Datei:

body {
  margin:0; padding:0;
  background-color: #FFFFFF;
    }

#bannerbox {
width: 50em;
height: 8em;
background-color: #FFFFFF;
margin: 1em 0em 1em 1em;
float:left;
position: absolute;
}

#home {
width: 5.31em;
height: 2.69em;
background-color: #FFFFFF;
margin: 9em 0em 1em 1em;
float: left;
display: inline;
position: absolute;
}

#teammitglieder {
width: 8.38em;
height: 2.69em;
background-color: #FFFFFF;
margin: 9em 0em 1em 6.3em;
float: left;
display: inline;
position: absolute;
}

#projekte {
width: 8.81em;
height: 2.69em;
background-color: #FFFFFF;
margin: 9em 0em 1em 14.7em;
float: left;
display: inline;
position: absolute;
}

#downloads {
width: 6em;
height: 2.69em;
background-color: #FFFFFF;
margin: 9em 0em 1em 20.5em;
float: left;
display: inline;
position: absolute;
}

#gaestebuch {
width: 6.25em;
height: 2.69em;
background-color: #FFFFFF;
margin: 9em 0em 1em 26.5em;
float: left;
display: inline;
position: absolute;
}

#forum {
width: 4.56em;
height: 2.69em;
background-color: #FFFFFF;
margin: 9em 0em 1em 32.75em;
float: left;
display: inline;
position: absolute;
}

#kontakt {
width: 5.44em;
height: 2.69em;
background-color: #FFFFFF;
margin: 9em 0em 1em 37.3em;
float: left;
display: inline;
position: absolute;
}

#impressum {
width: 8.25em;
height: 2.69em;
background-color: #FFFFFF;
margin: 9em 0em 1em 42.75em;
float: left;
display: inline;
position: absolute;
}

#bggrau {
width: 50em;
height: 39em;
background-color: #49494b;
margin: 11.7em 0em 1em 1em;
float:left;
position: absolute;
}

#bgweiss {
width: 48em;
height: 36em;
background-image:url(Bilder/bgweiss.png);
background-repeat:no-repeat;
margin: 12.7em 0em 1em 1.9em;
float:left;
position: absolute;
}