.col-1, .col-2, .col-3, .col-4{ float:left}
/*======= width =======*/
.main{margin:0 auto; text-align:left; width:990px; }

/*======= header =======*/
#header {height:450px;  background:url(images/top.gif) no-repeat top center}

/*======= index.html =======*/
#page1 #content .col-1{ width:700px; margin-right:34px}
#page1 #content .col-2{ width:180px}
#page1 #content .block .col-1{ width:315px; margin-right:65px}
#page1 #content .block .col-2{ width:305px}
#page1 #content .block .bg{ background:url(images/tail.gif) repeat-y 343px top } 
#page1 #content .block .col-3{ width:51px}
#page1 #content .block .col-4{ width:254px}
#page1 #content .block1 .col-1{ width:435px; margin-right:43px}
#page1 #content .block1 .col-2{ width:422px}
#page1 #content .block1 .bg{ background:url(images/tail1.gif) repeat-y 450px top }

/*======= footer =======*/
#footer { height:106px; }