div#centerc5{

}
div#centerc1{
display: none;
height: 0px;
}
div#centerc2{
display: none;
height: 0px;
}
div#centerc3{
display: none;
height: 0px;
}
div#centerc4{
display: none;
height: 0px;
}
div#centerc6{
display: none;
height: 0px;
}