diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 <p align="center">
-	<img alt="logo" src="banner.png" style="height: 100px">
+	<img alt="logo" src="banner.png" style="height: 80px">
 </p>
-<h1 align="center" style="margin: 10px 0 10px; font-weight: bold;">深入Spring，从源码开始！</h1>
+<h2 align="center" style="margin: 10px 0 10px; font-weight: bold;">深入Spring，从源码开始！</h2>
 <h4 align="center">探索Java最受欢迎的框架，理解它的内部机制，带大家从入门到精通。</h4>
 <p align="center">
     <a href="https://github.com/xuchengsheng/spring-reading/stargazers"><img src="https://img.shields.io/github/stars/xuchengsheng/spring-reading?style=social" alt="Stars Badge"/></a>