.master_cen {width:757px;float:right;padding-left:3px;}
.master_cen_left {width:550px;float:left;}
.recommend_level1 {background-color:#DAEFDD;height:30px;width:540px;text-align:left;}
.recommend_level1_l a:link,.recommend_level1_l a:active,.recommend_level1_l a:visited {font-size:15px;color:#52B05E;text-decoration:none;line-height:30px;font-weight:700;}
.recommend_level1_r a:link,.recommend_level1_r a:active,.recommend_level1_r a:visited {font-size:13px;color:#52B05E;text-decoration:none;line-height:30px;}
.div_mutual_544_pro {width:540px;height:120px;}
.div_mutual_544_pro li {width:135px;float:left;padding-top:8px;padding-bottom:5px;}
.div_mutual_544_prolist li {width:128px;float:left;background-color:#F2FBF4;margin-left:3px;padding-left:3px;margin-top:3px;}
.provide_level1 {background-color:#B6CDF6;height:30px;width:540px;text-align:left;}
.provide_level1_l a:link,.provide_level1_l a:active,.provide_level1_l a:visited {font-size:15px;color:#3359A3;text-decoration:none;line-height:30px;font-weight:700;}
.provide_level1_r a:link,.provide_level1_r a:active,.provide_level1_r a:visited {font-size:13px;color:#3359A3;text-decoration:none;line-height:30px;}
.div_mutual_544_provide li {width:128px;float:left;background-color:#EBF3FD;margin-left:3px;padding-left:3px;margin-top:3px;}
.purchase_level1 {background-color:#D3F6B6;width:540px;text-align:left;height:30px;}
.purchase_level1_l a:link,.purchase_level1_l a:active,.purchase_level1_l a:visited {font-size:15px;color:#360;text-decoration:none;line-height:30px;font-weight:700;}
.purchase_level1_r a:link,.purchase_level1_r a:active,.purchase_level1_r a:visited {font-size:13px;color:#360;text-decoration:none;line-height:30px;}
.div_mutual_544_purchase {width:540px;text-align:left;float:left;}
.div_mutual_544_purchase li {width:128px;float:left;background-color:#F5FDEB;margin-left:3px;padding-left:3px;margin-top:3px;}
.recommend_level1_l,.provide_level1_l,.purchase_level1_l {float:left;width:250px;padding-left:5px;}
.recommend_level1_l a:hover,.recommend_level1_r a:hover,.provide_level1_l a:hover,.provide_level1_r a:hover,.purchase_level1_l a:hover,.purchase_level1_r a:hover {color:red;text-decoration:underline;}
.recommend_level1_r,.provide_level1_r,.purchase_level1_r {width:60px;float:right;text-align:right;padding-right:5px;}
.div_mutual_544_prolist,.div_mutual_544_provide {width:540px;text-align:left;}