diff --git a/_config.yml b/_config.yml
index 44db45a..a69ad29 100644
--- a/_config.yml
+++ b/_config.yml
@@ -56,7 +56,7 @@ baseurl: ""
 # !! You don't need to change any of the configuration flags below !!
 #
 
-markdown: kramdown
+# markdown: kramdown
 highlighter: rouge
 permalink: /:title/
 
diff --git a/meta/category/api.md b/meta/category/api.md
index 423cf62..c1fc020 100644
--- a/meta/category/api.md
+++ b/meta/category/api.md
@@ -3,4 +3,5 @@ layout: post_by_category
 title: API
 category: api
 permalink: /meta/category/api/
+header-img: images/bg-post.jpg
 ---
diff --git a/meta/category/conference.md b/meta/category/conference.md
index ac2a777..3e23938 100644
--- a/meta/category/conference.md
+++ b/meta/category/conference.md
@@ -3,4 +3,5 @@ layout: post_by_category
 title: Conference
 category: conference
 permalink: /meta/category/conference/
+header-img: images/bg-post.jpg
 ---
diff --git a/meta/category/general.md b/meta/category/general.md
index 053e765..cd5c0ff 100644
--- a/meta/category/general.md
+++ b/meta/category/general.md
@@ -3,4 +3,5 @@ layout: post_by_category
 title: General
 category: general
 permalink: /meta/category/general/
+header-img: images/bg-post.jpg
 ---
diff --git a/meta/category/howto.md b/meta/category/howto.md
index 73f73b7..8417c95 100644
--- a/meta/category/howto.md
+++ b/meta/category/howto.md
@@ -3,4 +3,5 @@ layout: post_by_category
 title: Howto
 category: howto
 permalink: /meta/category/howto/
+header-img: images/bg-post.jpg
 ---
diff --git a/meta/category/product.md b/meta/category/product.md
index 31e8a28..0f14e9c 100644
--- a/meta/category/product.md
+++ b/meta/category/product.md
@@ -3,4 +3,5 @@ layout: post_by_category
 title: Product
 category: product
 permalink: /meta/category/product/
+header-img: images/bg-post.jpg
 ---
diff --git a/meta/tag/api.md b/meta/tag/api.md
index 497291a..52710ae 100644
--- a/meta/tag/api.md
+++ b/meta/tag/api.md
@@ -3,4 +3,5 @@ layout: post_by_tag
 title: API
 tag: api
 permalink: /meta/tag/api/
+header-img: images/bg-post.jpg
 ---
\ No newline at end of file
diff --git a/meta/tag/cloud.md b/meta/tag/cloud.md
index d4e8e79..d685206 100644
--- a/meta/tag/cloud.md
+++ b/meta/tag/cloud.md
@@ -3,4 +3,5 @@ layout: post_by_tag
 title: Cloud
 tag: cloud
 permalink: /meta/tag/cloud/
+header-img: images/bg-post.jpg
 ---
\ No newline at end of file
diff --git a/meta/tag/cto.md b/meta/tag/cto.md
index 012ea78..1670ae9 100644
--- a/meta/tag/cto.md
+++ b/meta/tag/cto.md
@@ -3,4 +3,5 @@ layout: post_by_tag
 title: CTO
 tag: cto
 permalink: /meta/tag/cto/
+header-img: images/bg-post.jpg
 ---
\ No newline at end of file
diff --git a/meta/tag/culture.md b/meta/tag/culture.md
index ec8474f..da70122 100644
--- a/meta/tag/culture.md
+++ b/meta/tag/culture.md
@@ -3,4 +3,5 @@ layout: post_by_tag
 title: Culture
 tag: culture
 permalink: /meta/tag/culture/
+header-img: images/bg-post.jpg
 ---
\ No newline at end of file
diff --git a/meta/tag/custdev.md b/meta/tag/custdev.md
index 8df887c..0b33d72 100644
--- a/meta/tag/custdev.md
+++ b/meta/tag/custdev.md
@@ -3,4 +3,5 @@ layout: post_by_tag
 title: Customer Development
 tag: custdev
 permalink: /meta/tag/custdev/
+header-img: images/bg-post.jpg
 ---
\ No newline at end of file
diff --git a/meta/tag/devops.md b/meta/tag/devops.md
index 233a048..457de88 100644
--- a/meta/tag/devops.md
+++ b/meta/tag/devops.md
@@ -3,4 +3,5 @@ layout: post_by_tag
 title: Devops
 tag: devops
 permalink: /meta/tag/devops/
+header-img: images/bg-post.jpg
 ---
\ No newline at end of file
diff --git a/meta/tag/docker.md b/meta/tag/docker.md
index 47d5f9f..d5588a6 100644
--- a/meta/tag/docker.md
+++ b/meta/tag/docker.md
@@ -3,4 +3,5 @@ layout: post_by_tag
 title: Docker
 tag: docker
 permalink: /meta/tag/docker/
+header-img: images/bg-post.jpg
 ---
\ No newline at end of file
diff --git a/meta/tag/logging.md b/meta/tag/logging.md
index 153f12b..a226f92 100644
--- a/meta/tag/logging.md
+++ b/meta/tag/logging.md
@@ -3,4 +3,5 @@ layout: post_by_tag
 title: Logging
 tag: logging
 permalink: /meta/tag/logging/
+header-img: images/bg-post.jpg
 ---
\ No newline at end of file
diff --git a/meta/tag/microservice.md b/meta/tag/microservice.md
index 76fa770..ff21a32 100644
--- a/meta/tag/microservice.md
+++ b/meta/tag/microservice.md
@@ -3,4 +3,5 @@ layout: post_by_tag
 title: Microservice
 tag: microservice
 permalink: /meta/tag/microservice/
+header-img: images/bg-post.jpg
 ---
\ No newline at end of file
diff --git a/meta/tag/mobile.md b/meta/tag/mobile.md
index e1b1cd5..6e0c04a 100644
--- a/meta/tag/mobile.md
+++ b/meta/tag/mobile.md
@@ -3,4 +3,5 @@ layout: post_by_tag
 title: Mobile
 tag: mobile
 permalink: /meta/tag/mobile/
+header-img: images/bg-post.jpg
 ---
\ No newline at end of file
diff --git a/meta/tag/open-source.md b/meta/tag/open-source.md
index 72aca33..d46332c 100644
--- a/meta/tag/open-source.md
+++ b/meta/tag/open-source.md
@@ -3,4 +3,5 @@ layout: post_by_tag
 title: Open Source
 tag: open-source
 permalink: /meta/tag/open-source/
+header-img: images/bg-post.jpg
 ---
\ No newline at end of file
diff --git a/meta/tag/security.md b/meta/tag/security.md
index 82e9015..698b006 100644
--- a/meta/tag/security.md
+++ b/meta/tag/security.md
@@ -3,4 +3,5 @@ layout: post_by_tag
 title: Security
 tag: security
 permalink: /meta/tag/security/
+header-img: images/bg-post.jpg
 ---
diff --git a/meta/tag/smartsteuer.md b/meta/tag/smartsteuer.md
index 3df2783..43b51bc 100644
--- a/meta/tag/smartsteuer.md
+++ b/meta/tag/smartsteuer.md
@@ -3,4 +3,5 @@ layout: post_by_tag
 title: Smartsteuer
 tag: smartsteuer
 permalink: /meta/tag/smartsteuer/
+header-img: images/bg-post.jpg
 ---
\ No newline at end of file