diff --git a/docs/_includes/head.html b/docs/_includes/head.html
deleted file mode 100644
index f8c9eddbc..000000000
--- a/docs/_includes/head.html
+++ /dev/null
@@ -1,3 +0,0 @@
-<head>
-    {% include mathjax.html %}
-</head>
\ No newline at end of file
diff --git a/docs/_layouts/base.html b/docs/_layouts/base.html
deleted file mode 100644
index 0d303dd0f..000000000
--- a/docs/_layouts/base.html
+++ /dev/null
@@ -1,20 +0,0 @@
-<!DOCTYPE html>
-<html lang="{{ page.lang | default: site.lang | default: " en" }}">
-
-{%- include head.html -%}
-
-<body>
-
-    {%- include header.html -%}
-
-    <main class="page-content" aria-label="Content">
-        <div class="wrapper">
-            {{ content }}
-        </div>
-    </main>
-
-    {%- include footer.html -%}
-
-</body>
-
-</html>
\ No newline at end of file
diff --git a/docs/_layouts/home.html b/docs/_layouts/home.html
deleted file mode 100644
index 18edecf83..000000000
--- a/docs/_layouts/home.html
+++ /dev/null
@@ -1,69 +0,0 @@
----
-layout: base
----
-
-<div class="home">
-    {%- if page.title -%}
-    <h1 class="page-heading">{{ page.title }}</h1>
-    {%- endif -%}
-
-    {{ content }}
-
-
-    {% if site.paginate %}
-    {% assign posts = paginator.posts %}
-    {% else %}
-    {% assign posts = site.posts %}
-    {% endif %}
-
-
-    {%- if posts.size > 0 -%}
-    {%- if page.list_title -%}
-    <h2 class="post-list-heading">{{ page.list_title }}</h2>
-    {%- endif -%}
-    <ul class="post-list">
-        {%- assign date_format = site.minima.date_format | default: "%b %-d, %Y" -%}
-        {%- for post in posts -%}
-        <li>
-            <span class="post-meta">{{ post.date | date: date_format }}</span>
-            <h3>
-                <a class="post-link" href="{{ post.url | relative_url }}">
-                    {{ post.title | escape }}
-                </a>
-            </h3>
-            {%- if site.show_excerpts -%}
-            {{ post.excerpt }}
-            {%- endif -%}
-        </li>
-        {%- endfor -%}
-    </ul>
-
-    {% if site.paginate %}
-    <div class="pager">
-        <ul class="pagination">
-            {%- if paginator.previous_page %}
-            <li><a href="{{ paginator.previous_page_path | relative_url }}" class="previous-page">{{
-                    paginator.previous_page }}</a></li>
-            {%- else %}
-            <li>
-                <div class="pager-edge">•</div>
-            </li>
-            {%- endif %}
-            <li>
-                <div class="current-page">{{ paginator.page }}</div>
-            </li>
-            {%- if paginator.next_page %}
-            <li><a href="{{ paginator.next_page_path | relative_url }}" class="next-page">{{ paginator.next_page }}</a>
-            </li>
-            {%- else %}
-            <li>
-                <div class="pager-edge">•</div>
-            </li>
-            {%- endif %}
-        </ul>
-    </div>
-    {%- endif %}
-
-    {%- endif -%}
-
-</div>
\ No newline at end of file
diff --git a/docs/_layouts/page.html b/docs/_layouts/page.html
deleted file mode 100644
index 6ebcb396d..000000000
--- a/docs/_layouts/page.html
+++ /dev/null
@@ -1,14 +0,0 @@
----
-layout: base
----
-<article class="post">
-
-    <header class="post-header">
-        <h1 class="post-title">{{ page.title | escape }}</h1>
-    </header>
-
-    <div class="post-content">
-        {{ content }}
-    </div>
-
-</article>
\ No newline at end of file
diff --git a/docs/_layouts/post.html b/docs/_layouts/post.html
deleted file mode 100644
index 2d6408ae9..000000000
--- a/docs/_layouts/post.html
+++ /dev/null
@@ -1,39 +0,0 @@
----
-layout: base
----
-<article class="post h-entry" itemscope itemtype="http://schema.org/BlogPosting">
-
-    <header class="post-header">
-        <h1 class="post-title p-name" itemprop="name headline">{{ page.title | escape }}</h1>
-        <p class="post-meta">
-            {%- assign date_format = site.minima.date_format | default: "%b %-d, %Y" -%}
-            <time class="dt-published" datetime="{{ page.date | date_to_xmlschema }}" itemprop="datePublished">
-                {{ page.date | date: date_format }}
-            </time>
-            {%- if page.modified_date -%}
-            ~
-            {%- assign mdate = page.modified_date | date_to_xmlschema -%}
-            <time class="dt-modified" datetime="{{ mdate }}" itemprop="dateModified">
-                {{ mdate | date: date_format }}
-            </time>
-            {%- endif -%}
-            {%- if page.author -%}
-            • {% for author in page.author %}
-            <span itemprop="author" itemscope itemtype="http://schema.org/Person">
-                <span class="p-author h-card" itemprop="name">{{ author }}</span></span>
-            {%- if forloop.last == false %}, {% endif -%}
-            {% endfor %}
-            {%- endif -%}
-        </p>
-    </header>
-
-    <div class="post-content e-content" itemprop="articleBody">
-        {{ content }}
-    </div>
-
-    {%- if site.disqus.shortname -%}
-    {%- include disqus_comments.html -%}
-    {%- endif -%}
-
-    <a class="u-url" href="{{ page.url | relative_url }}" hidden></a>
-</article>
\ No newline at end of file
diff --git a/docs/_posts/2024-09-20-tensile-instability-p2.md b/docs/_posts/2024-09-20-tensile-instability-p2.md
index 100588d3b..e2737fe1a 100644
--- a/docs/_posts/2024-09-20-tensile-instability-p2.md
+++ b/docs/_posts/2024-09-20-tensile-instability-p2.md
@@ -4,6 +4,10 @@ title:  "Misinterpretation of tensile instability in SPH solid dynamics (Part 2)
 date:   2024-09-20
 categories: sph method
 ---
+<head>
+    {% include mathjax.html %}
+</head>
+
 Xiangyu Hu
 
 ## Rational
