美化编辑器优惠券滚动条样式

src/pages/exchangepage/edittemplate/goodstemplate.less

@@ -118,7 +118,7 @@
 }
 
 .goodstemplate {
-  
+  overflow-y: auto;
 .selectBorder {
   z-index: 2;
   -webkit-box-sizing: border-box;
@@ -285,4 +285,23 @@
 //优惠券图片
 .picture {
   width: 100%;
-}
+}
+.goodstemplate::-webkit-scrollbar {
+
+  width: 6px;
+  
+  }
+  
+  .goodstemplate::-webkit-scrollbar-track {
+  
+  background-color:#F3F4F5;
+  border-radius: 4px; 
+  }
+  
+  .goodstemplate::-webkit-scrollbar-thumb {
+    background-color:#C1C1C1;
+    border-radius: 4px;
+    opacity: 0.7;
+    width: 6px;
+    height: 4px;
+  }