diff --git a/source/categories/index.md b/source/categories/index.md
new file mode 100644
index 0000000..fa47444
--- /dev/null
+++ b/source/categories/index.md
@@ -0,0 +1,6 @@
+---
+title: 文章分类
+date: 2019-05-13 23:13:59
+type: categories
+layout: categories
+---
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diff --git a/themes/yilia/layout/categories.ejs b/themes/yilia/layout/categories.ejs
new file mode 100644
index 0000000..de8f818
--- /dev/null
+++ b/themes/yilia/layout/categories.ejs
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+<article class="article">
+  <h3>共计 <%= site.categories.length %> 个分类, <%= site.tags.length %> 个标签</h3>
+  <% if (site.categories.length){ %>
+  <ul class="category-list">
+    <% site.categories.sort('name').each(function(item){ %>
+      <% if(item.posts.length){ %>
+        <li class="category-list-item">
+          <a href="<%- config.root %><%- item.path %>" class="category-list-link" title="<%= item.name %>">
+            <%= item.name %>
+            <span class="category-list-count">1</span>
+          </a>
+        </li>
+      <% } %>
+    <% }) %>
+  </ul>
+  <% } %>
+  <%- tagcloud({
+    min_font: 16, 
+    max_font: 35, 
+    amount: 999, 
+    color: true, 
+    start_color: 'gray', 
+    end_color: 'black',
+  }) %>
+</article>
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