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 # Staffjoy教学版
 微服务和云原生架构教学案例项目，基于Spring Boot和Kubernetes技术栈
 
-![宣传海报](doc/images/bobo_promote.jpg =300x300)
+<img src="doc/images/bobo_promote.jpg" width="500" height="400">
 
 ## 课程资料PPT
 1. 第一章 [课程介绍和案例需求](doc/ppts/Chapter_01.pdf)