diff --git a/css/index.css b/css/index.css
index ffd766f..d901d57 100644
--- a/css/index.css
+++ b/css/index.css
@@ -4999,24 +4999,30 @@ html {
   }
 
   /* Feature Cards (Banner-S) */
-.banner .banner-s {
-  margin-top: 0;
-  padding-top: 0;
-  padding-bottom: 40px;
-}
+/* 注意：banner-list 的桌面样式已在第 831 行定义 (flex布局，4列)
+     移动端样式在第 945 行定义 (grid布局，2列)
+     这里的重复样式已被移除以避免冲突 */
 
-.banner .banner-s .banner-list {
-  display: grid;
-  grid-template-columns: 1fr;
-  gap: 15px;
-  padding: 0 15px;
-}
+/* 以下样式已注释，因为会覆盖桌面端的flex布局
+  .banner .banner-s {
+    margin-top: 0;
+    padding-top: 0;
+    padding-bottom: 40px;
+  }
 
-.banner-s .banner-list .banner-item {
-  max-width: 100%;
-  min-width: 0;
-  flex: auto;
-}
+  .banner .banner-s .banner-list {
+    display: grid;
+    grid-template-columns: 1fr;
+    gap: 15px;
+    padding: 0 15px;
+  }
+
+  .banner-s .banner-list .banner-item {
+    max-width: 100%;
+    min-width: 0;
+    flex: auto;
+  }
+  */
 
 /* Hot Products - Card View */
 .products-table thead {