body { color:#363636; font-family:'微軟正黑體', 'Microsoft JhengHei', 'Microsoft YaHei', '細明體', Arial, Helvetica, sans-serif; margin:0; padding:0; } 
#center_column a:link { text-decoration: underline; } 
#center_column a:hover{text-decoration:none; font-size:125%; font-weight:bold; color:red; } 
#center_column a:visited { text-decoration: underline; }

#left_column { float:left; width:280px; overflow:hidden; display:block; }
.left_column { float:left; width:250px; overflow:hidden; padding:15px; }
#right_column { float:right; width:280px; overflow:hidden; z-index:99; }
.right_column { float:right; width:250px; overflow:hidden; z-index:99; padding:15px; }