body {font-size:15px;
margin:0 auto;
background-color:#999999;
width:784px;}
div {margin:0;
padding:0;}
#jakosci {width:718px;
clear: both;}
#ciepla {width: 230px;
float: left;}
#urzadzeniach {width: 340px;
float: left;}
#wewnetrzne {
clear: both;
}