* { margin:0; padding:0;}

.min-width{text-align:center; width:100%; width: expression(document.body.clientWidth<900 ? "900px" : "100%"); min-width:900px}

.col1, .col2, .col3, .col4, .col5, .box_1, .box_2, .column1, .column2{ float:left}
/*======= You can modify the width of the website by changing "width" parameter. The minimum value is 900px. =======*/
.site_center{margin:0 auto; text-align:left; width:900px; }

#page1 #content .col1{ width:22%}
#page1 #content .col2{ width:55%}
#page1 #content .col3{ width:22%}
#page1 #content .col4{ width:77%}