BODY {
background:white;
}

H1 {
background-color: orange;
}

P {
margin-left:10%;
margin-right:10%;
line-height:200%;
}

UL,OL,DL,BLOCKQUOTE {
line-height:200%;
}

#leftbox {
text-align: center;
width: 400px;
float: left;
}