.all_pro_cate { position: fixed; top: 0; left: 0; z-index: 9999; }
.all_pro_cate h4 { width: 16px; text-align: center; font: 14px/18px "Microsoft Yahei"; padding: 10px; background-color: #188568; color: #fff; }
.all_pro_cate .cate { display: none; width: 200px; position: absolute; top: 0; left: 36px; border: solid 1px #eee; color: #000; font: 12px/20px "Microsoft Yahei"; background-color: #fff; }
.all_pro_cate .cate dl { margin-top: 1px; }
.all_pro_cate .cate dt { height: 40px; padding: 0 10px; font-size: 16px; font-weight: bold; line-height: 40px; background-color: #f1f1f1; }
.all_pro_cate .cate dd { display: none; }
.all_pro_cate .cate .sub { padding: 0 10px; position: relative; line-height: 36px; border-top: solid 1px #eee; }
.all_pro_cate .cate .sub span { display: block; position: relative; z-index: 3; height: 35px; overflow: hidden; background-color: #fff; }
.all_pro_cate .cate .sub ul { position: absolute; z-index: 2; left: 198px; top: -1px; border: solid 1px #eee; width: 180px; background-color: #fff; padding: 10px; display: none; }
.all_pro_cate .cate .hover span { width: 189px; }
.all_pro_cate .cate .hover ul { display: block; }