diff --git a/assets/scss/doc.scss b/assets/scss/doc.scss
index 2e7dc8a0a..e0f5df923 100644
--- a/assets/scss/doc.scss
+++ b/assets/scss/doc.scss
@@ -387,18 +387,17 @@ body {
         .content-div {
             .md-body {
                 font-size: 16px;
-                line-height: 2.29;
+                line-height: 1.71;
                 color: #36435c;
             }
             
             .md-body h2 {
                 font-size: 24px;
                 font-weight: 500;
-                line-height: 64px;
+                line-height: 40px;
                 color: #171c34;
                 text-shadow: none;
                 text-align: left;
-                margin-bottom: 20px;
             }
             
             .md-body h3 {
diff --git a/assets/scss/markdown.scss b/assets/scss/markdown.scss
index b1e417cd9..beefb2abc 100644
--- a/assets/scss/markdown.scss
+++ b/assets/scss/markdown.scss
@@ -106,8 +106,8 @@
 .md-body h4,
 .md-body h5,
 .md-body h6 {
-  margin-top: 30px;
-  margin-bottom: 20px;
+  margin-top: 20px;
+  margin-bottom: 5px;
   font-weight: 600;
   line-height: 1.5;
   color: #171c34;
@@ -170,7 +170,6 @@
   text-align: center;
   color: #171c34;
   text-shadow: 0 4px 8px rgba(35, 45, 65, 0.1);
-  margin-bottom: 60px;
 
   @media only screen and (max-width: $mobile-max-width) {
     margin-bottom: 20px;
diff --git a/i18n/zh.yaml b/i18n/zh.yaml
index e4dc68ee5..effb94cb1 100644
--- a/i18n/zh.yaml
+++ b/i18n/zh.yaml
@@ -43,7 +43,7 @@
 - id: Read More
   translation: Read More
 - id: We can’t find the page that you’re looking for :(
-  translation: We can’t find the page that you’re looking for :(
+  translation: 没有你想找的页面 :(
 - id: Go To Home
   translation: 返回首页
 - id: icon
diff --git a/layouts/docs/single.html b/layouts/docs/single.html
index b9c5c5954..4c2f7e4ee 100644
--- a/layouts/docs/single.html
+++ b/layouts/docs/single.html
@@ -139,6 +139,7 @@
 <script src='{{ "js/aside.js" | relURL }}'></script>
 {{ end }}
 <script>
+    var languageCode = '{{.Site.Language.Lang}}'
     var filePath = '{{ .File.Path }}'
     // var filePath = 'README.md'
 
@@ -163,7 +164,7 @@
         return arr
     }
     var getFileContributors = function() {
-        var url = 'https://api.github.com/repos/kubesphere/website/commits?path=' + filePath
+        var url = 'https://api.github.com/repos/kubesphere/website/commits?path=content/' + languageCode + '/' + filePath
         $.getJSON(url, function(data) {
             if (!data || data.length === 0) {
                 $('.contributor-div').hide()
diff --git a/layouts/partials/breadcrumb.html b/layouts/partials/breadcrumb.html
index 26c9237fd..66d381610 100644
--- a/layouts/partials/breadcrumb.html
+++ b/layouts/partials/breadcrumb.html
@@ -14,7 +14,7 @@
 </li>
 {{ else}}
 <li>
-  <a href="{{ .p1.Permalink }}">{{ .p1.LinkTitle }} / </a>
+  <a href="{{ .p1.Permalink }}">{{ .p1.LinkTitle }}&nbsp;/&nbsp;</a>
 </li>
 {{ end }}