diff --git a/assets/scss/partials/layout/article.scss b/assets/scss/partials/layout/article.scss
index 36f326a..eb58e77 100644
--- a/assets/scss/partials/layout/article.scss
+++ b/assets/scss/partials/layout/article.scss
@@ -77,47 +77,6 @@
     }
 }
 
-#article-toolbar {
-    display: flex;
-    align-items: center;
-    margin: 20px 0;
-
-    @include respond(md) {
-        display: none;
-    }
-
-    .back-home {
-        background: var(--card-background);
-        border-radius: var(--tag-border-radius);
-        color: var(--card-text-color-tertiary);
-        margin-right: 30px;
-        display: inline-flex;
-        align-items: center;
-        font-size: 1.4rem;
-        text-transform: uppercase;
-        padding: 10px 20px 10px 15px;
-
-        transition: box-shadow 0.3s ease;
-
-        box-shadow: var(--shadow-l1);
-
-        &:hover {
-            box-shadow: var(--shadow-l2);
-        }
-
-        svg {
-            margin-right: 5px;
-            width: 20px;
-            height: 20px;
-        }
-
-        span {
-            font-weight: 500;
-            white-space: nowrap;
-        }
-    }
-}
-
 .widget--toc {
     background-color: var(--card-background);
     border-radius: var(--card-border-radius);
diff --git a/exampleSite/config.yaml b/exampleSite/config.yaml
index 318c4a2..92ecbcf 100644
--- a/exampleSite/config.yaml
+++ b/exampleSite/config.yaml
@@ -26,7 +26,7 @@ disqusShortname: hugo-theme-stack
 googleAnalytics:
 
 # Theme i18n support
-# Available values: ar, ca, de, el, en, es, fr, id, it, ja, ko, nl, pt-br, th, uk, zh-cn, zh-tw
+# Available values:  ar, ca, de, el, en, es, fr, id, it, ja, ko, nl, pt-br, th, uk, zh-cn, zh-hk, zh-tw
 DefaultContentLanguage: en
 
 # Set hasCJKLanguage to true if DefaultContentLanguage is in [zh-cn ja ko]
diff --git a/exampleSite/content/page/about/index.cn.md b/exampleSite/content/page/about/index.cn.md
deleted file mode 100644
index 060c006..0000000
--- a/exampleSite/content/page/about/index.cn.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-title: 关于
----
-
-This is a test page for i18n support.
\ No newline at end of file
diff --git a/exampleSite/content/page/about/index.zh-cn.md b/exampleSite/content/page/about/index.zh-cn.md
new file mode 100644
index 0000000..0284003
--- /dev/null
+++ b/exampleSite/content/page/about/index.zh-cn.md
@@ -0,0 +1,10 @@
+---
+title: 关于
+menu:
+    main: 
+        weight: -90
+        params:
+            icon: user
+---
+
+This is a test page for i18n support.
\ No newline at end of file
diff --git a/i18n/es.yaml b/i18n/es.yaml
index 9e1d6e1..5f197da 100644
--- a/i18n/es.yaml
+++ b/i18n/es.yaml
@@ -51,6 +51,9 @@ widget:
     tagCloud:
         title:
             other: Etiquetas
+    categoriesCloud:
+        title:
+            other: Categorías
 
 search:
     title:
diff --git a/i18n/pl.yaml b/i18n/pl.yaml
index f261f86..68c9bc8 100644
--- a/i18n/pl.yaml
+++ b/i18n/pl.yaml
@@ -50,6 +50,10 @@ widget:
     tagCloud:
         title:
             other: Tagi
+    
+    categoriesCloud:
+        title:
+            other: Kategorie
 
 search:
     title:
diff --git a/i18n/zh-hk.yaml b/i18n/zh-hk.yaml
new file mode 100644
index 0000000..d927bdc
--- /dev/null
+++ b/i18n/zh-hk.yaml
@@ -0,0 +1,73 @@
+toggleMenu:
+    other: 切換選單
+
+darkMode:
+    other: 深色模式
+
+list:
+    page:
+        one: "第 {{ .Count }} 頁"
+        other: "第 {{ .Count }} 頁"
+
+    section:
+        other: Section
+
+    subsection:
+        one: Subsection
+        other: Subsections
+
+article:
+    back:
+        other: 返回
+
+    tableOfContents:
+        other: 目錄
+
+    relatedContents:
+        other: 相關內容
+
+    lastUpdatedOn:
+        other: 上次改過於
+
+    readingTime:
+        one: "需要 {{ .Count }} 分鐘閱讀"
+        other: "需要 {{ .Count }} 分鐘閱讀"
+
+notFound:
+    title:
+        other: Not Found
+
+    subtitle:
+        other: 頁面不存在
+
+widget:
+    archives:
+        title:
+            other: Archives
+
+        more:
+            other: 更多
+
+    tagCloud:
+        title:
+            other: Tags
+    categoriesCloud:
+        title:
+            other: Categories
+
+search:
+    title:
+        other: 搜尋
+
+    placeholder:
+        other: Type 關鍵字...
+
+    resultTitle:
+        other: "#PAGES_COUNT pages (#TIME_SECONDS seconds)"
+
+footer:
+    builtWith:
+        other: Built with {{ .Generator }}
+
+    designedBy:
+        other: 主題 {{ .Theme }} 由 {{ .DesignedBy }} 設計