fixed bug in goods detail page

@@ -252,20 +252,22 @@ $basicBtnC:#eb0313;
                     width: pxToRem(53px);
                     width: pxToRem(53px);
                     height: pxToRem(32px);
                     height: pxToRem(32px);
             }
             }
-            &:nth-child(3)   .vip-img{
+            &:nth-child(3) {
+                text-align: right;
+                .vip-img{
                     background: image-url('product/silver.png') no-repeat;
                     background: image-url('product/silver.png') no-repeat;
                 }
                 }
-            &:nth-child(2)  .vip-img{
+            }
+            &:nth-child(2) {
+                .vip-img{
                     background: image-url('product/golden.png') no-repeat;
                     background: image-url('product/golden.png') no-repeat;
                 }
                 }
-            &:nth-child(1) .vip-img{
-                background: image-url('product/platinum.png') no-repeat;
             }
             }
-            &:first-child {
+            &:nth-child(1) { 
                 text-align: left;
                 text-align: left;
+                .vip-img{
+                    background: image-url('product/platinum.png') no-repeat;
                 }
                 }
-            &:last-child {
-                text-align: right;
             }
             }
         }
         }
     }
     }