diff --git a/about/index.html b/about/index.html
index 6b80866..923933f 100644
--- a/about/index.html
+++ b/about/index.html
@@ -1,4 +1,4 @@
-<!doctype html><html lang=en><head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta property="og:title" content="About"><meta property="og:description" content><meta property="og:type" content="article"><meta property="og:url" content="http://h.xjj.pub/about/"><meta property="article:section" content><meta property="article:published_time" content="2021-07-16T11:24:06+08:00"><meta property="article:modified_time" content="2021-07-16T11:24:06+08:00"><meta name=twitter:card content="summary"><meta name=twitter:title content="About"><meta name=twitter:description content><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks - About</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425229.css><script defer type=text/javascript src=/minima.1638425229.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
+<!doctype html><html lang=en><head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta property="og:title" content="About"><meta property="og:description" content><meta property="og:type" content="article"><meta property="og:url" content="http://h.xjj.pub/about/"><meta property="article:section" content><meta property="article:published_time" content="2021-07-16T11:24:06+08:00"><meta property="article:modified_time" content="2021-07-16T11:24:06+08:00"><meta name=twitter:card content="summary"><meta name=twitter:title content="About"><meta name=twitter:description content><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks - About</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425747.css><script defer type=text/javascript src=/minima.1638425747.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
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diff --git a/categories/index.html b/categories/index.html
index 48eedbe..034c970 100644
--- a/categories/index.html
+++ b/categories/index.html
@@ -1,4 +1,4 @@
-<!doctype html><html lang=en><head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta property="og:title" content="Categories"><meta property="og:description" content><meta property="og:type" content="website"><meta property="og:url" content="http://h.xjj.pub/categories/"><meta name=twitter:card content="summary"><meta name=twitter:title content="Categories"><meta name=twitter:description content><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks - Categories</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425229.css><script defer type=text/javascript src=/minima.1638425229.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
+<!doctype html><html lang=en><head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta property="og:title" content="Categories"><meta property="og:description" content><meta property="og:type" content="website"><meta property="og:url" content="http://h.xjj.pub/categories/"><meta name=twitter:card content="summary"><meta name=twitter:title content="Categories"><meta name=twitter:description content><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks - Categories</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425747.css><script defer type=text/javascript src=/minima.1638425747.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
 whitespace-nowrap overflow-x-auto overflow-y-hidden"><a class=ml-5 href=/>Home</a>
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diff --git a/categories/katex/index.html b/categories/katex/index.html
index 073cc18..a10357e 100644
--- a/categories/katex/index.html
+++ b/categories/katex/index.html
@@ -1,4 +1,4 @@
-<!doctype html><html lang=en><head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta property="og:title" content="KaTeX"><meta property="og:description" content><meta property="og:type" content="website"><meta property="og:url" content="http://h.xjj.pub/categories/katex/"><meta name=twitter:card content="summary"><meta name=twitter:title content="KaTeX"><meta name=twitter:description content><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks - KaTeX</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425229.css><script defer type=text/javascript src=/minima.1638425229.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
+<!doctype html><html lang=en><head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta property="og:title" content="KaTeX"><meta property="og:description" content><meta property="og:type" content="website"><meta property="og:url" content="http://h.xjj.pub/categories/katex/"><meta name=twitter:card content="summary"><meta name=twitter:title content="KaTeX"><meta name=twitter:description content><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks - KaTeX</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425747.css><script defer type=text/javascript src=/minima.1638425747.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
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diff --git a/categories/markdown/index.html b/categories/markdown/index.html
index dd2c75b..c5ad685 100644
--- a/categories/markdown/index.html
+++ b/categories/markdown/index.html
@@ -1,4 +1,4 @@
-<!doctype html><html lang=en><head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta property="og:title" content="Markdown"><meta property="og:description" content><meta property="og:type" content="website"><meta property="og:url" content="http://h.xjj.pub/categories/markdown/"><meta name=twitter:card content="summary"><meta name=twitter:title content="Markdown"><meta name=twitter:description content><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks - Markdown</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425229.css><script defer type=text/javascript src=/minima.1638425229.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
+<!doctype html><html lang=en><head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta property="og:title" content="Markdown"><meta property="og:description" content><meta property="og:type" content="website"><meta property="og:url" content="http://h.xjj.pub/categories/markdown/"><meta name=twitter:card content="summary"><meta name=twitter:title content="Markdown"><meta name=twitter:description content><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks - Markdown</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425747.css><script defer type=text/javascript src=/minima.1638425747.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
 whitespace-nowrap overflow-x-auto overflow-y-hidden"><a class=ml-5 href=/>Home</a>
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diff --git a/categories/mermaid/index.html b/categories/mermaid/index.html
index ad29e10..daadb7a 100644
--- a/categories/mermaid/index.html
+++ b/categories/mermaid/index.html
@@ -1,4 +1,4 @@
-<!doctype html><html lang=en><head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta property="og:title" content="Mermaid"><meta property="og:description" content><meta property="og:type" content="website"><meta property="og:url" content="http://h.xjj.pub/categories/mermaid/"><meta name=twitter:card content="summary"><meta name=twitter:title content="Mermaid"><meta name=twitter:description content><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks - Mermaid</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425229.css><script defer type=text/javascript src=/minima.1638425229.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
+<!doctype html><html lang=en><head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta property="og:title" content="Mermaid"><meta property="og:description" content><meta property="og:type" content="website"><meta property="og:url" content="http://h.xjj.pub/categories/mermaid/"><meta name=twitter:card content="summary"><meta name=twitter:title content="Mermaid"><meta name=twitter:description content><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks - Mermaid</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425747.css><script defer type=text/javascript src=/minima.1638425747.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
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diff --git a/chinese/index.html b/chinese/index.html
index 456871c..dd5db94 100644
--- a/chinese/index.html
+++ b/chinese/index.html
@@ -2,7 +2,7 @@
 三级标题 这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文
 四级标题 "><meta property="og:type" content="article"><meta property="og:url" content="http://h.xjj.pub/chinese/"><meta property="article:section" content><meta property="article:published_time" content="2021-07-17T10:52:59+08:00"><meta property="article:modified_time" content="2021-07-17T10:52:59+08:00"><meta name=twitter:card content="summary"><meta name=twitter:title content="中文测试"><meta name=twitter:description content="二级标题 这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文
 三级标题 这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文这是测试正文
-四级标题 "><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks - 中文测试</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425229.css><script defer type=text/javascript src=/minima.1638425229.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
+四级标题 "><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks - 中文测试</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425747.css><script defer type=text/javascript src=/minima.1638425747.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
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diff --git a/index.html b/index.html
index 6a87f81..cdad73c 100644
--- a/index.html
+++ b/index.html
@@ -1,4 +1,4 @@
-<!doctype html><html lang=en><head><meta name=generator content="Hugo 0.85.0"><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta property="og:title" content="Hi Folks"><meta property="og:description" content><meta property="og:type" content="website"><meta property="og:url" content="http://h.xjj.pub/"><meta name=twitter:card content="summary"><meta name=twitter:title content="Hi Folks"><meta name=twitter:description content><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425229.css><script defer type=text/javascript src=/minima.1638425229.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
+<!doctype html><html lang=en><head><meta name=generator content="Hugo 0.85.0"><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta property="og:title" content="Hi Folks"><meta property="og:description" content><meta property="og:type" content="website"><meta property="og:url" content="http://h.xjj.pub/"><meta name=twitter:card content="summary"><meta name=twitter:title content="Hi Folks"><meta name=twitter:description content><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425747.css><script defer type=text/javascript src=/minima.1638425747.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
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diff --git a/instruction/index.html b/instruction/index.html
index 0e05b56..bfae2a7 100644
--- a/instruction/index.html
+++ b/instruction/index.html
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+<!doctype html><html lang=en><head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta property="og:title" content="Instruction"><meta property="og:description" content="A Clean and minimal Hugo theme porting from Minima on Hexo. [Click me](https://h.xjj.pub/) to take a look at the demo site."><meta property="og:type" content="article"><meta property="og:url" content="http://h.xjj.pub/instruction/"><meta property="article:section" content><meta property="article:published_time" content="2021-07-19T10:52:59+08:00"><meta property="article:modified_time" content="2021-07-19T10:52:59+08:00"><meta name=twitter:card content="summary"><meta name=twitter:title content="Instruction"><meta name=twitter:description content="A Clean and minimal Hugo theme porting from Minima on Hexo. [Click me](https://h.xjj.pub/) to take a look at the demo site."><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks - Instruction</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425747.css><script defer type=text/javascript src=/minima.1638425747.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
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diff --git a/markdown-syntax/index.html b/markdown-syntax/index.html
index 8fa2f8d..137f04c 100644
--- a/markdown-syntax/index.html
+++ b/markdown-syntax/index.html
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+<!doctype html><html lang=en><head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta property="og:title" content="Markdown Syntax Guide"><meta property="og:description" content="Sample article showcasing basic Markdown syntax and formatting for HTML elements."><meta property="og:type" content="article"><meta property="og:url" content="http://h.xjj.pub/markdown-syntax/"><meta property="article:section" content><meta property="article:published_time" content="2021-07-18T10:52:59+08:00"><meta property="article:modified_time" content="2021-07-18T10:52:59+08:00"><meta name=twitter:card content="summary"><meta name=twitter:title content="Markdown Syntax Guide"><meta name=twitter:description content="Sample article showcasing basic Markdown syntax and formatting for HTML elements."><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks - Markdown Syntax Guide</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425747.css><script defer type=text/javascript src=/minima.1638425747.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
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diff --git a/math-typesetting/index.html b/math-typesetting/index.html
index de25d02..6f1e511 100644
--- a/math-typesetting/index.html
+++ b/math-typesetting/index.html
@@ -1,4 +1,4 @@
-<!doctype html><html lang=en><head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta property="og:title" content="Math Typesetting"><meta property="og:description" content="A brief guide to setup KaTeX"><meta property="og:type" content="article"><meta property="og:url" content="http://h.xjj.pub/math-typesetting/"><meta property="article:section" content><meta property="article:published_time" content="2021-07-18T10:52:59+08:00"><meta property="article:modified_time" content="2021-07-18T10:52:59+08:00"><meta name=twitter:card content="summary"><meta name=twitter:title content="Math Typesetting"><meta name=twitter:description content="A brief guide to setup KaTeX"><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks - Math Typesetting</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425229.css><script defer type=text/javascript src=/minima.1638425229.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
+<!doctype html><html lang=en><head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta property="og:title" content="Math Typesetting"><meta property="og:description" content="A brief guide to setup KaTeX"><meta property="og:type" content="article"><meta property="og:url" content="http://h.xjj.pub/math-typesetting/"><meta property="article:section" content><meta property="article:published_time" content="2021-07-18T10:52:59+08:00"><meta property="article:modified_time" content="2021-07-18T10:52:59+08:00"><meta name=twitter:card content="summary"><meta name=twitter:title content="Math Typesetting"><meta name=twitter:description content="A brief guide to setup KaTeX"><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks - Math Typesetting</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425747.css><script defer type=text/javascript src=/minima.1638425747.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
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diff --git a/mermaid-graphs/index.html b/mermaid-graphs/index.html
index 605cf36..5bb0ad4 100644
--- a/mermaid-graphs/index.html
+++ b/mermaid-graphs/index.html
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-<!doctype html><html lang=en><head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta property="og:title" content="Mermaid Graphs"><meta property="og:description" content="A brief guide to setup Mermaid"><meta property="og:type" content="article"><meta property="og:url" content="http://h.xjj.pub/mermaid-graphs/"><meta property="article:section" content><meta property="article:published_time" content="2021-07-18T10:52:59+08:00"><meta property="article:modified_time" content="2021-07-18T10:52:59+08:00"><meta name=twitter:card content="summary"><meta name=twitter:title content="Mermaid Graphs"><meta name=twitter:description content="A brief guide to setup Mermaid"><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks - Mermaid Graphs</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425229.css><script defer type=text/javascript src=/minima.1638425229.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
+<!doctype html><html lang=en><head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta property="og:title" content="Mermaid Graphs"><meta property="og:description" content="A brief guide to setup Mermaid"><meta property="og:type" content="article"><meta property="og:url" content="http://h.xjj.pub/mermaid-graphs/"><meta property="article:section" content><meta property="article:published_time" content="2021-07-18T10:52:59+08:00"><meta property="article:modified_time" content="2021-07-18T10:52:59+08:00"><meta name=twitter:card content="summary"><meta name=twitter:title content="Mermaid Graphs"><meta name=twitter:description content="A brief guide to setup Mermaid"><meta name=theme-color media="(prefers-color-scheme: light)" content="#ffffff"><meta name=theme-color media="(prefers-color-scheme: dark)" content="#262d33"><title>Hi Folks - Mermaid Graphs</title><link rel="shortcut icon" href=/favicon.ico type=image/x-icon><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap" rel=stylesheet><link rel=stylesheet href=/minima.1638425747.css><script defer type=text/javascript src=/minima.1638425747.js></script></head><script>try{'theme'in localStorage||(localStorage.theme=window.matchMedia('(prefer-color-scheme: dark)').matches?'dark':'light'),document.querySelector('html').classList.add(localStorage.theme)}catch(a){console.error(a)}</script><body class="sm:mx-5 sm:my-0"><header class="flex justify-between items-center mb-6 sm:my-3"><div class="flex items-center"><div id=theme-switcher class="text-4xl cursor-pointer">🌝</div></div><nav class="flex items-center
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similarity index 99%
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