Merge branch 'feature/detail-coupon' into release/5.2

@@ -86,8 +86,8 @@ var brandCoupon = {
                     }, 1000);
                 }
             }
-        }).fail(function(res) {
-            tip.show(res.message);
+        }).fail(function() {
+            tip.show('网络异常,请稍后再试');
         });
     },
 

@@ -11,7 +11,7 @@ $basicBtnC: #eb0313;
     background-color: #f0f0f0;
 
     .yoho-tip {
-        z-index: 4;
+        z-index: 100;
     }
 
     .page-block {