diff --git a/docs/hardware/linux.md b/docs/hardware/linux.md
index 235eeff..5611a41 100644
--- a/docs/hardware/linux.md
+++ b/docs/hardware/linux.md
@@ -7,7 +7,15 @@ parent: hardware
 linux  
 {: .label}
 
-# linux command
+tools  
+{: .label .label-yellow}
+
+markdown  
+{: .label .label-green}
+
+# linux basic
+
+## linux command
 
 - `uname -a` 内核操作系统cpu信息  
 - `cat /proc/cpuinfo` cpu 信息  
@@ -17,6 +25,20 @@ linux
 - `ip addr` 查看网络接口属性, 类似于`ifconfig`
 - `cat /proc/meminfo` 内存信息
 
+# linux tools 
+
+## asciinema
+
+> 一个可以录制命令行执行命令的文本记录器, 一般演示命令输入和执行过程可以使用
+
+- 官网 : [https://asciinema.org/ ](https://asciinema.org/)  
+- 安装 : `sudo pip3 install asciinema` pip 或者 apt install asciinema 安装  
+
+```shell
+asciinema rec|play|cat|upload|auth file.cast  
+# 其中rec录制 play重放 auth 绑定线上帐号 upload上床并声称一个线上链接  
+```
+
 
 
 
diff --git a/docs/hardware/raspberrypi.md b/docs/hardware/raspberrypi.md
index 48d60fa..992e2f7 100644
--- a/docs/hardware/raspberrypi.md
+++ b/docs/hardware/raspberrypi.md
@@ -1,5 +1,5 @@
 ---
-title: raspberrypi
+title: raspberry pi
 layout: post
 parent: hardware
 ---
diff --git a/docs/hardware/vpn.md b/docs/hardware/vpn.md
index 6c480f2..b777c82 100644
--- a/docs/hardware/vpn.md
+++ b/docs/hardware/vpn.md
@@ -1,11 +1,11 @@
 ---
-title: vpn/clash
+title: vpn clash
 layout: post
 parent: hardware
 ---
 
 vpn  
-{: .label}
+{: .label .label-red}
 
 # ssr dog
 
diff --git a/docs/learning/http.md b/docs/learning/http.md
index 88f31d4..8d94dd8 100644
--- a/docs/learning/http.md
+++ b/docs/learning/http.md
@@ -1,5 +1,5 @@
 ---
-title: httpie
+title: http related
 layout: post
 parent: learning
 ---
@@ -65,5 +65,7 @@ fi
 ```
 - ...
 
+# https&https
+
 
 
diff --git a/docs/learning/learning.md b/docs/learning/learning.md
index 0fb9948..4383ff1 100644
--- a/docs/learning/learning.md
+++ b/docs/learning/learning.md
@@ -4,12 +4,6 @@ layout: about
 has_children: true
 ---
 
-git  
-{: .label}
-
-http  
-{: .label}
-
-spring  
-{: .label}
+future  
+{: .label .label-green}
 
diff --git a/docs/learning/mermaid.md b/docs/learning/mermaid.md
new file mode 100644
index 0000000..e70cf36
--- /dev/null
+++ b/docs/learning/mermaid.md
@@ -0,0 +1,20 @@
+---
+title: mermaid
+layout: post
+parent: learning
+---
+
+mermaid  
+{: .label}
+
+# mermaid
+
+> [https://mermaid.js.org/](https://mermaid.js.org/)  
+
+## demos
+
+
+
+
+
+
diff --git a/docs/learning/tools.md b/docs/learning/tools.md
deleted file mode 100644
index c0cae63..0000000
--- a/docs/learning/tools.md
+++ /dev/null
@@ -1,24 +0,0 @@
----
-title: linux tools
-layout: post
-parent: learning
----
-
-tools  
-{: .label}
-
-# tools 
-
-## asciinema
-
-> 一个可以录制命令行执行命令的文本记录器, 一般演示命令输入和执行过程可以使用
-
-- 官网 : https://asciinema.org/  
-- 安装 : `sudo pip3 install asciinema` pip 或者 apt install asciinema 安装  
-
-```shell
-asciinema rec|play|cat|upload|auth file.cast  
-# 其中rec录制 play重放 auth 绑定线上帐号 upload上床并声称一个线上链接  
-```
-
-
diff --git a/docs/summary.md b/docs/summary.md
index 5f3b2af..86c3582 100644
--- a/docs/summary.md
+++ b/docs/summary.md
@@ -1,6 +1,6 @@
 ---
 title: eron's resume
-layout: home
+layout: default
 ---
 
 resume
diff --git a/index.md b/index.md
index 881fe41..8178507 100644
--- a/index.md
+++ b/index.md
@@ -7,8 +7,10 @@ layout: home
 
 一个属于自己的天地
 
-玉龙视觉效果工作室 (**玉龙视效工作室**)  
-ERON VISUAL STUDIO (**EVS**)  
+{: .important-title }  
+> 玉龙视觉效果工作室 (**玉龙视效工作室**)  
+> 
+> [ERON VISUAL STUDIO (**EVS**)](https://github.com/NAVERON){: .btn .btn-green }  
 
 ## 关于