fix: event images
diff --git a/_jade/en/index.jade b/_jade/en/index.jade
index 3c97467..dbb2f42 100644
--- a/_jade/en/index.jade
+++ b/_jade/en/index.jade
@@ -45,10 +45,10 @@
 
             section#events-section
                 .container
-                    a.event(href='https://apachecon.com/acasia2022/zh/?ref=echarts')
+                    a.event(href='https://apachecon.com/acasia2022/zh/?ref=echarts', style="width: 1000px; margin: 15px auto")
                         picture
                             source.lazy(data-srcset="#{cdnPayRoot}/#{ecWWWLang}/images/event/20220509-acasia2022.webp?_v_=#{cdnPayVersion}", type="image/webp")
-                            source.lazy(data-srcset="#{cdnPayRoot}/#{ecWWWLang}/images/event/20220509-acasia2022.png?_v_=#{cdnPayVersion}", type="image/png")
+                            img.lazy(data-srcset="#{cdnPayRoot}/#{ecWWWLang}/images/event/20220509-acasia2022.png?_v_=#{cdnPayVersion}", type="image/png")
             //-                 img.lazy(data-src="#{cdnPayRoot}/#{ecWWWLang}/images/event/20210705-apachecon-en.jpeg?_v_=#{cdnPayVersion}", alt="ApacheCon Asia 2021")
 
             section#feature-section
diff --git a/_jade/zh/index.jade b/_jade/zh/index.jade
index 243e6d5..9fac467 100644
--- a/_jade/zh/index.jade
+++ b/_jade/zh/index.jade
@@ -44,10 +44,10 @@
 
             section#events-section
                 .container
-                    a.event(href='https://apachecon.com/acasia2022/zh/?ref=echarts')
+                    a.event(href='https://apachecon.com/acasia2022/zh/?ref=echarts', style="width: 1000px; margin: 15px auto")
                         picture
                             source.lazy(data-srcset="#{cdnPayRoot}/#{ecWWWLang}/images/event/20220509-acasia2022.webp?_v_=#{cdnPayVersion}", type="image/webp")
-                            source.lazy(data-srcset="#{cdnPayRoot}/#{ecWWWLang}/images/event/20220509-acasia2022.png?_v_=#{cdnPayVersion}", type="image/png")
+                            img.lazy(data-srcset="#{cdnPayRoot}/#{ecWWWLang}/images/event/20220509-acasia2022.png?_v_=#{cdnPayVersion}", type="image/png")
                             //- img.lazy(data-src="#{cdnPayRoot}/#{ecWWWLang}/images/event/20210705-apachecon.jpeg?_v_=#{cdnPayVersion}", alt="ApacheCon Asia 2021")
 
             section#feature-section