first try at css+php not so good please help a newbie

Hi,this is my first attempt at css and its gone well have a look

the left and right column are not at the edges but breakin to the page? and i am lost.

http://theo-walcott.com

this is the css:

body { background-color:white;
font-family: Arial;
font-size: 12px;
color:black;
margin:0px;

}

.header { height:130px;
{ width:100%;
text-align:center;
margin-top:0px;
padding:0px;
background:;
border:0px;
}

#mainbody { margin-left:0px;
padding-top:0px;
padding-right:00px;
padding-bottom:0px;
padding-left:0px;
background:white;
color:black;
border:0px;
}

#menu {
position:absolute;
top:70px;
left:120px;
width:120px;
background:white;
colorarkOliveGreen ;
border:4px brown;
text-align: center;
height: 1177px;
}
#menur {
position:absolute;
top:70px;
right:120px;
width:120px;
background:white;
colorarkOliveGreen ;
border:4px brown;
text-align: center;
height: 1177px;
}


.footer { width:100%;
text-align:center;
margin-top:5px;
padding:1px;
background:grey;
color:black;
border:1px solid red;
}


h1 { font-size:30px}

h2 { font-size:24px}

h3 { font-size:20px}

p,h1,h2,h3 { margin: 10px 10px 10px 10px}

.heading { font-family:Lucida Calligraphy;
font-size:36px;
background-color:yellow;
color:brown;
font-weight:bold;
text-align: center}

 

What is you are trying to do?