#site_center {text-align:center;}
.main { width:990px ; margin:0 auto; text-align:left;}
.min_width {width:expression(((document.documentElement.clientWidth || document.body.clientWidth) < 780)? "780px" : "100%"); min-width:780px;}

/*======= header =======*/
#header{ height:150px; width:100%}

/*======= footer =======*/
#footer{ height:94px; width:100%}

/*======= content =======*/
#content { width:100%}
#content .row1{ width:100%}
#content .row2{ width:100%}


.col_1, .col_2, .col_3, .col1, .col2, .col3, .col { float:left;}

#page5 #content .row1 .col1{ width:34%}
#page5 #content .row1 .col2{ width:65%}

#page5 #content .row2 .c1{ width:34%; float:left}
#page5 #content .row2 .c2{ width:65%; float:left}