diff --git a/src/oj/ai/components/AI.vue b/src/oj/ai/components/AI.vue
index 0bb5323..7f069ed 100644
--- a/src/oj/ai/components/AI.vue
+++ b/src/oj/ai/components/AI.vue
@@ -63,4 +63,7 @@ watch(
 .container {
   min-height: 200px;
 }
+:deep(.md-editor-preview h1) {
+  margin-top: 0;
+}
 </style>
\ No newline at end of file