diff --git a/pig/chapter4/chapter4.vue b/pig/chapter4/chapter4.vue
index a1d2541..a4f1d16 100644
--- a/pig/chapter4/chapter4.vue
+++ b/pig/chapter4/chapter4.vue
@@ -325,7 +325,7 @@
                 class="bg-image"
                 :src="
                   showImg(
-                    '/uploads/20250802/c6cec7ca05b3804d0d26b701b40ff9d6.png'
+                    '/uploads/20250808/40c24fb30246c84537a5667f52f36495.jpg'
                   )
                 "
                 :lazy-load="true"
diff --git a/pig/chapter4/secBuy.vue b/pig/chapter4/secBuy.vue
index c1cadea..89cd042 100644
--- a/pig/chapter4/secBuy.vue
+++ b/pig/chapter4/secBuy.vue
@@ -31,7 +31,7 @@
 	  style="position: absolute; z-index: 9; bottom: 340rpx"
 	  :style="{
 	    width: '510rpx',
-	    left: imgMap[type].left,
+	    left: '120rpx',
 	  }"
 	  :src="showImg('/uploads/20250806/b8aa4923d2994836bee0ebed5dc255a6.png')"
 	  mode="widthFix"