购物车 小圆点间距

@@ -202,8 +202,9 @@
         li:before {
             content: "";
             display: inline-block;
-            width: 4px;
-            height: 4px;
+            margin-right: 20rem / $pxConvertRem;
+            width: 8rem / $pxConvertRem;
+            height: 8rem / $pxConvertRem;
             background-color: #000;
             border-radius: 50%;
             position: relative;