diff --git a/src/assets/css/github-markdown.scss b/src/assets/css/github-markdown.scss
index c928577..79b07e1 100644
--- a/src/assets/css/github-markdown.scss
+++ b/src/assets/css/github-markdown.scss
@@ -101,7 +101,7 @@ html {
   color: var(--color-fg-default);
   background-color: var(--color-canvas-default);
   font-family: -apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans",Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji";
-  font-size: 16px;
+  font-size: 16Px;
   line-height: 1.5;
   word-wrap: break-word;
 }
diff --git a/src/views/business/macroeconomics/index.vue b/src/views/business/macroeconomics/index.vue
index a1e557a..c5fd769 100644
--- a/src/views/business/macroeconomics/index.vue
+++ b/src/views/business/macroeconomics/index.vue
@@ -146,6 +146,7 @@ onMounted(() => {
   height: 60px;
   border: 1px solid white;
   border-radius: 50%;
+  z-index: 99;
   &::after{
     font-size: 30px;
     color: white;
diff --git a/src/views/chat/components/ai-assistant.vue b/src/views/chat/components/ai-assistant.vue
index 6930b88..6bcbd61 100644
--- a/src/views/chat/components/ai-assistant.vue
+++ b/src/views/chat/components/ai-assistant.vue
@@ -39,7 +39,7 @@
                 <div class="text-center" v-if="contentLoading">
                   <van-loading type="spinner" size="24"/>
                 </div>
-                <div class="text-white" v-else>
+                <div class="text-white opacity-40" v-else>
                   <TextComponent class="cu-text" :text="contenText" :inversion="false"></TextComponent>
                   <!-- {{ contenText }} -->
                 </div>
diff --git a/src/views/chat/components/message.vue b/src/views/chat/components/message.vue
index 6f8ef17..918d4f1 100644
--- a/src/views/chat/components/message.vue
+++ b/src/views/chat/components/message.vue
@@ -1,7 +1,7 @@
 <template>
   <div
     ref="messageRef"
-    class="flex w-full overflow-hidden"
+    class="flex w-full"
     :class="[{ 'flex-row-reverse': inversion }]"
   >
     <div
@@ -11,7 +11,7 @@
       <AvatarComponent :inversion="inversion" />
     </div>
     <div
-      class="overflow-hidden text-22px"
+      class="overflow-hidden text-26px"
       :class="[inversion ? 'items-end' : 'items-start']"
     >
       <div
diff --git a/src/views/chat/components/style.scss b/src/views/chat/components/style.scss
index 5d4ffbf..0f712f0 100644
--- a/src/views/chat/components/style.scss
+++ b/src/views/chat/components/style.scss
@@ -1,6 +1,7 @@
 .markdown-body {
 	background-color: transparent;
-	font-size: 14px;
+	font-size: 26px;
+	color: white;
 
 	p {
 		white-space: pre-wrap;
diff --git a/src/views/chat/index.vue b/src/views/chat/index.vue
index c573100..50e468b 100644
--- a/src/views/chat/index.vue
+++ b/src/views/chat/index.vue
@@ -260,6 +260,7 @@ function handleSubmit() {
 
 async function onConversation(action = 'next', file, fileText) {
   let message = inputValue.value || fileText
+  
   if (loading.value) return
   if (!isLogin) {
     authModal.setAuthModalType('login')
@@ -269,6 +270,8 @@ async function onConversation(action = 'next', file, fileText) {
 
   if ((!message || message.trim() === '') && action == 'next') return
 
+  controller = new AbortController()
+
   const params = {
     action: action,
     conversation_id: chatStore.active,