diff --git a/pages/instrument/Spread.vue b/pages/instrument/Spread.vue
index 1aa64c3..5d5b48e 100644
--- a/pages/instrument/Spread.vue
+++ b/pages/instrument/Spread.vue
@@ -204,6 +204,8 @@
                 height: 360rpx;
                 margin: 0 0 20rpx;
                 border: 2px solid #f3f3f3;
+                padding: 30rpx;
+                box-sizing: border-box;
             }
             .codeImg-text {
                 font-size: 32rpx;