#site_center {text-align:center;}
.main { width:780px; 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:512px; width:100%}

/*======= footer =======*/
#footer{ height:57px; width:100%}

/*======= content =======*/
#content{ width:100%}

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

/*======= index.html =======*/
#page1 #content .indent .block{ width:100%}
#page1 #content .indent .block .col1{ width:49%}
#page1 #content .indent .block .col2{ width:50%}

#page1 #content .indent .block1{ width:100%}
#page1 #content .indent .block1 .col1{ width:63%}
#page1 #content .indent .block1 .col2{ width:36%}

/*======= index-1.html =======*/
#page2 #content .col1{ width:57%}
#page2 #content .col2{ width:43%}

/*======= index-2.html =======*/
#page3 #content .col1{ width:38%}
#page3 #content .col2{ width:62%}

/*======= index-3.html =======*/
#page4 #content .indent .block{ width:100%}
#page4 #content .indent .block .col1{ width:56%}
#page4 #content .indent .block .col2{ width:44%}

#page4 #content .indent .block1{ width:100%}
#page4 #content .indent .block1 .col1{ width:56%}
#page4 #content .indent .block1 .col2{ width:44%}

/*======= index-4.html =======*/
#page5 #content .col1{ width:37%}
#page5 #content .col2{ width:63%}

/*======= index-5.html =======*/
#page6 #content .col1{ width:58%}
#page6 #content .col2{ width:42%}