*{
margin:0px;
padding:0px;
}
h1{font:bold 20px Tahoma;}
h2{font:bold 14px Tahoma;}
header, section, footer, aside, article, hgroup{display:block;
}
body{
text-align:center;
}
#wrapper{
border:1px solid black;
width:1000px;
margin:20px auto;
text-align:left;
}
#top_header{
background:yellow;
border:1px solid blue;
padding:20px;
}
#top_menu{
background:blue;
color:white;
}
#top_menu li{
display:inline-block;
list-style:none;
padding:10px;
font:bold 14px Tahoma;
}
#main_section{
float:left;
width:660px;
margin:30px; /*720px,280 left */
}
#side_news{
float:left;
width:220px;
margin:20px 0px;
padding:30px;
background:#66CCCC;
}
#the_footer{
clear:both;
text-align:center;
border-top: 2px solid green;
}