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

/*======= header =======*/
#header {height:106px;  background:url(images/top.jpg) no-repeat top center}

/*======= index.html =======*/
#page1 #content .col-1{ width:260px; margin-right:37px}
#page1 #content .col-2{ width:260px; margin-right:45px}
#page1 #content .col-3{ width:288px}
#page1 #content .bg{ background:url(images/tail.png) repeat-y 569px top }
#page1 #content .box .col-1{ width:307px; margin-right:78px}
#page1 #content .box .col-2{ width:500px; margin-right:0}
#page1 #content .box .bg{ background:url(images/tail1.png) repeat-y 345px top } 
/*======= index-1.html =======*/
#page2 #content .col-1{ width:230px; margin-right:68px}
#page2 #content .col-2{ width:600px; margin-right:0}
#page2 #content .bg{ background:url(images/tail.png) repeat-y 260px top }
/*======= index-2.html =======*/
#page3 #content .col-1{ width:530px; margin-right:71px}
#page3 #content .col-2{ width:292px; margin-right:0}
#page3 #content .bg{ background:url(images/tail.png) repeat-y 560px top }
#page3 #content .box .col-1{ width:307px; margin-right:80px}
#page3 #content .box .col-2{ width:502px; margin-right:0}
#page3 #content .box .bg{ background:url(images/tail1.png) repeat-y 345px top } 
/*======= index-3.html =======*/
#page4 #content .col-1{ width:530px; margin-right:71px}
#page4 #content .col-2{ width:295px; margin-right:0}
#page4 #content .bg{ background:url(images/tail.png) repeat-y 560px top }
/*======= index-4.html =======*/
#page5 #content .col-1{ width:230px; margin-right:68px}
#page5 #content .col-2{ width:600px; margin-right:0}
#page5 #content .bg{ background:url(images/tail.png) repeat-y 260px top }
/*======= index-5.html =======*/
#page6 #content .col-1{ width:530px; margin-right:71px}
#page6 #content .col-2{ width:295px; margin-right:0}
#page6 #content .col-1 .col-1{ width:230px; margin-right:50px}
#page6 #content .col-1 .col-2{ width:230px; margin-right:0}
#page6 #content .bg{ background:url(images/tail.png) repeat-y 560px top }
#page6 #content .box .col-1{ width:425px; margin-right:0}
#page6 #content .box .col-2{ width:403px; margin-right:0}
#page6 #content .box .col-3{ width:56px; margin-right:0}

/*======= footer =======*/
#footer { height:84px; }