diff --git a/src/components/AppFooter.vue b/src/components/AppFooter.vue
index 0559c35..2f23bc9 100644
--- a/src/components/AppFooter.vue
+++ b/src/components/AppFooter.vue
@@ -72,17 +72,22 @@ function handleTabClick(index) {
 }
 .tab-item {
   z-index: 1;
+  display: flex;
+  justify-content: center;
 }
 .tab-item > image {
   width: 86%;
 }
 .tab-item:nth-child(2) {
-  transform: translate(25%, 20%);
+  transform: translate(25%, 30%);
 }
 .tab-item:nth-child(3) {
-  transform: translate(6%, -10%);
+  margin-bottom: 25rpx;
+}
+.tab-item:nth-child(3) > image {
+  width: 140rpx;
 }
 .tab-item:nth-child(4) {
-  transform: translate(-25%, 20%);
+  transform: translate(-25%, 30%);
 }
 </style>
diff --git a/src/static/first-try.png b/src/static/first-try.png
index ba9456b..e9d0052 100644
Binary files a/src/static/first-try.png and b/src/static/first-try.png differ
diff --git a/src/static/tab-bg.png b/src/static/tab-bg.png
index 1392443..85d514f 100644
Binary files a/src/static/tab-bg.png and b/src/static/tab-bg.png differ
diff --git a/src/static/tab-point-book.png b/src/static/tab-point-book.png
index 0736de7..6a17aff 100644
Binary files a/src/static/tab-point-book.png and b/src/static/tab-point-book.png differ