diff --git a/about/index.html b/about/index.html
index d14b6f0..c84133e 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.1637766561.css><script defer type=text/javascript src=/minima.1637766561.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 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.1637948938.css><script defer type=text/javascript src=/minima.1637948938.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 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 d80db9e..ab288df 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.1637766561.css><script defer type=text/javascript src=/minima.1637766561.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 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.1637948938.css><script defer type=text/javascript src=/minima.1637948938.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 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 374d1e7..98745e7 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.1637766561.css><script defer type=text/javascript src=/minima.1637766561.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 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.1637948938.css><script defer type=text/javascript src=/minima.1637948938.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 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/markdown/index.html b/categories/markdown/index.html
index 75244a5..fdc200f 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.1637766561.css><script defer type=text/javascript src=/minima.1637766561.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 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.1637948938.css><script defer type=text/javascript src=/minima.1637948938.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 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 943e4be..e80a304 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.1637766561.css><script defer type=text/javascript src=/minima.1637766561.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 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.1637948938.css><script defer type=text/javascript src=/minima.1637948938.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 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 b0d567e..a2848db 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.1637766561.css><script defer type=text/javascript src=/minima.1637766561.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 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.1637948938.css><script defer type=text/javascript src=/minima.1637948938.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 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 2563764..27ccd68 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.1637766561.css><script defer type=text/javascript src=/minima.1637766561.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 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.1637948938.css><script defer type=text/javascript src=/minima.1637948938.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 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 bc03577..60b8ace 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.1637948938.css><script defer type=text/javascript src=/minima.1637948938.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 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 f1778f6..dc277ed 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.1637948938.css><script defer type=text/javascript src=/minima.1637948938.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 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 de81628..3ce26b3 100644
--- a/math-typesetting/index.html
+++ b/math-typesetting/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="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.1637948938.css><script defer type=text/javascript src=/minima.1637948938.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 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 a09acda..e169db2 100644
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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.1637948938.css><script defer type=text/javascript src=/minima.1637948938.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 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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