.col-1, .col-2, .col-3, .col-4{ float:left}
/*======= width =======*/
.main{margin:0 auto; text-align:left; width:980px; }

/*======= header =======*/
#header {height:468px;}
#header .col-1{ width:280px; margin-right:35px}
#header .col-2{ width:283px}
.bg{ background:url(images/tail.gif) repeat-y 295px top } 

/*======= index-2.html =======*/
#page3 #content .col-1{ width:320px}
#page3 #content .col-2{ width:269px}
/*======= index-2.html =======*/
#page6 #content .col-1{ width:283px}
#page6 #content .col-2{ width:299px}

/*======= footer =======*/
#footer { height:98px; margin:0 33px 0 366px; background:url(images/bot.gif) repeat-x top }