Fix HTML标签不全

README.md

@@ -10,7 +10,7 @@
   <a href="#公众号"><img src="https://img.shields.io/badge/%E5%85%AC%E4%BC%97%E5%8F%B7-JavaGuide-lightgrey.svg" alt="公众号"></a>
   <a href="#公众号"><img src="https://img.shields.io/badge/PDF-Java面试突击-important.svg" alt="公众号"></a>
 <h2 align="center">Special Sponsors</h2>
-
+</p>
 
 <p align="center">
 <a href="https://e.coding.net/?utm_source=JavaGuide" target="_blank">