diff --git a/src/views/components/HistoryRecord.vue b/src/views/components/HistoryRecord.vue
index 37c8be5..f3756c6 100644
--- a/src/views/components/HistoryRecord.vue
+++ b/src/views/components/HistoryRecord.vue
@@ -16,7 +16,7 @@
       <img
         class="collapsed-toggle-btn"
         @click="openHistory"
-        src="https://d31zlh4on95l9h.cloudfront.net/images/815e7ebfb1963eadca9435e82c3c4a8d.png"
+        src="	https://d31zlh4on95l9h.cloudfront.net/images/cba6816917b00287565f3bed84ced7dd.png"
         alt="icon"
         title="打开边栏"
       />
@@ -30,7 +30,7 @@
       >
         <img
           class="collapsed-bottom-announcement"
-          src="https://d31zlh4on95l9h.cloudfront.net/images/172be9b9c4d936f2f6b182ef7a4bed10.png"
+          src="	https://d31zlh4on95l9h.cloudfront.net/images/3f7a1cb3dd6c5f9d4163fab4d26b4f4f.png"
           alt="icon"
         />
       </div>
@@ -41,7 +41,7 @@
       >
         <img
           class="collapsed-bottom-feedback"
-          src="https://d31zlh4on95l9h.cloudfront.net/images/ed88a0a7095c3cd1e0b51ffcca7f4068.png"
+          src="https://d31zlh4on95l9h.cloudfront.net/images/90c933dba4b36edae3775f9fd34a2e6c.png"
           alt="icon"
         />
       </div>
@@ -62,7 +62,7 @@
         <img
           class="toggle-btn"
           @click="closeHistory"
-          src="https://d31zlh4on95l9h.cloudfront.net/images/815e7ebfb1963eadca9435e82c3c4a8d.png"
+          src="https://d31zlh4on95l9h.cloudfront.net/images/cba6816917b00287565f3bed84ced7dd.png"
           alt="icon"
           title="收起边栏"
         />
@@ -190,7 +190,7 @@
         <div class="bottom-btn" @click="handleAnnouncementClick">
           <img
             class="bottom-announcement"
-            src="https://d31zlh4on95l9h.cloudfront.net/images/172be9b9c4d936f2f6b182ef7a4bed10.png"
+            src="https://d31zlh4on95l9h.cloudfront.net/images/3f7a1cb3dd6c5f9d4163fab4d26b4f4f.png"
             alt="icon"
           />
           <div style="color: aliceblue;">公告</div>
@@ -198,7 +198,7 @@
         <div class="bottom-btn" @click="handleFeedbackClick">
           <img
             class="bottom-feedback"
-            src="https://d31zlh4on95l9h.cloudfront.net/images/ed88a0a7095c3cd1e0b51ffcca7f4068.png"
+            src="https://d31zlh4on95l9h.cloudfront.net/images/90c933dba4b36edae3775f9fd34a2e6c.png"
             alt="icon"
           />
           <div style="color: aliceblue;">用户反馈</div>
@@ -360,7 +360,7 @@
         >
           <img
             class="mobile-bottom-announcement"
-            src="https://d31zlh4on95l9h.cloudfront.net/images/172be9b9c4d936f2f6b182ef7a4bed10.png"
+            src="https://d31zlh4on95l9h.cloudfront.net/images/3f7a1cb3dd6c5f9d4163fab4d26b4f4f.png"
             alt="icon"
           />
           <div class="mobile-bottom-text">公告</div>
@@ -372,7 +372,7 @@
         >
           <img
             class="mobile-bottom-feedback"
-            src="https://d31zlh4on95l9h.cloudfront.net/images/ed88a0a7095c3cd1e0b51ffcca7f4068.png"
+            src="https://d31zlh4on95l9h.cloudfront.net/images/90c933dba4b36edae3775f9fd34a2e6c.png"
             alt="icon"
           />
           <div class="mobile-bottom-text">用户反馈</div>
@@ -1235,7 +1235,7 @@ onMounted(() => {
 }
 
 .bottom-feedback {
-  width: 30%;
+  width: 35%;
   height: auto;
 }
 
@@ -1250,7 +1250,7 @@ onMounted(() => {
 } */
 
 .bottom-announcement {
-  width: 30%;
+  width: 35%;
   height: auto;
 }
 
diff --git a/src/views/homePage.vue b/src/views/homePage.vue
index 673d642..d433bbe 100644
--- a/src/views/homePage.vue
+++ b/src/views/homePage.vue
@@ -1304,7 +1304,7 @@ onUnmounted(() => {
           </div>
           <div class="backToHomeBtn" @click="backToHome()">
             <img
-              src="https://d31zlh4on95l9h.cloudfront.net/images/9cbc5b2eb2327bd04d015c19d8c3f1f9.png"
+              src="https://d31zlh4on95l9h.cloudfront.net/images/9272c00f21a2724c3a76e375949ee1de.png"
               alt="返回首页"
               class="backImg"
             />
@@ -1353,7 +1353,7 @@ onUnmounted(() => {
                 </div>
                 <div class="pc-backToHomeBtn" @click="backToHome()">
                   <img
-                    src="https://d31zlh4on95l9h.cloudfront.net/images/9cbc5b2eb2327bd04d015c19d8c3f1f9.png"
+                    src="https://d31zlh4on95l9h.cloudfront.net/images/9272c00f21a2724c3a76e375949ee1de.png"
                     alt="返回首页"
                     class="pc-backImg"
                   />
@@ -1498,7 +1498,7 @@ onUnmounted(() => {
         <!-- logo -->
         <div class="homepage-logo">
           <img
-            :src="back"
+            src="https://d31zlh4on95l9h.cloudfront.net/images/4c91fce359a1c184772857594c38e3b4.png"
             alt="返回按钮"
             class="backToHomeImg"
             @click="feedbackBack"
@@ -1517,7 +1517,7 @@ onUnmounted(() => {
           </div>
           <div class="backToHomeBtn" @click="backToHome()">
             <img
-              src="https://d31zlh4on95l9h.cloudfront.net/images/9cbc5b2eb2327bd04d015c19d8c3f1f9.png"
+              src="https://d31zlh4on95l9h.cloudfront.net/images/9272c00f21a2724c3a76e375949ee1de.png"
               alt="返回首页"
               class="backImg"
             />
@@ -2724,7 +2724,7 @@ body {
   }
 
   .backImg {
-    width: 40px;
+    width: 35px;
     height: auto;
   }