diff --git a/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/Index.cshtml b/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/Index.cshtml
index 0c404bac9e..bd6dc81b2b 100644
--- a/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/Index.cshtml
+++ b/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/Index.cshtml
@@ -43,18 +43,23 @@
 
                 <div class="docs-top">
                     <nav class="navbar navbar-logo">
-
-                        <a class="navbar-brand w-100" href="/">
-                            @Model.ProjectName<br>
-                            <strong class="display-block">
-                                Documents
-                            </strong>
-                        </a>
-
-                        <a href="@Model.Document.Project.MainWebsiteUrl" class="go-back-site">
-                            <i class="fa fa-chevron-left"></i>
-                            Back to Website
-                        </a>
+                        @if (!Model.ProjectName.IsNullOrWhiteSpace())
+                        {
+                            <a class="navbar-brand w-100" href="/">
+                                @Model.ProjectName<br>
+                                <strong class="display-block">
+                                    Documents
+                                </strong>
+                            </a>
+                        }
+
+                        @if (!Model.Document.Project.MainWebsiteUrl.IsNullOrWhiteSpace())
+                        {
+                            <a href="@Model.Document.Project.MainWebsiteUrl" class="go-back-site">
+                                <i class="fa fa-chevron-left"></i>
+                                Back to Website
+                            </a>
+                        }
 
                         <div class="for-mobile">
                             <div class="navbar-light">
@@ -127,7 +132,7 @@
 
             <div class="docs-inner-anchors mt-2">
                 <nav class="navbar p-0 pt-2" data-toggle="toc">
-                    <h5 class="inner-title">In this article</h5>
+                    <h5>In this article</h5>
                 </nav>
 
                 <div class="row">
diff --git a/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/index.css b/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/index.css
index 8b2228bfe1..77e53136a8 100644
--- a/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/index.css
+++ b/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/index.css
@@ -158,13 +158,6 @@
 #docsContainer strong {
   font-weight: 500;
 }
-#docsContainer .bd-search .form-control:focus {
-  border-color: #28c;
-  box-shadow: none;
-}
-#docsContainer #bd-docs-nav .doc-hidden {
-  display: none;
-}
 #docsContainer nav[data-toggle='toc'] .nav {
   flex-direction: column;
 }
@@ -178,89 +171,4 @@
 #docsContainer nav[data-toggle='toc'] .nav > li > a:focus {
   color: #28c;
   border-left: 1px solid #28c;
-}
-.header-back-container .cse .gsc-control-cse,
-.header-back-container .gsc-control-cse {
-  background-color: transparent !important;
-  border: 0 !important;
-  padding-left: 0 !important;
-  padding-right: 0 !important;
-}
-.header-back-container table.gsc-search-box td.gsc-input {
-  padding-right: 0 !important;
-}
-.header-back-container .cse table.gsc-search-box td.gsc-input,
-.header-back-container table.gsc-search-box td.gsc-input {
-  padding-right: 0 !important;
-}
-.header-back-container div.gsc-control-cse td.gsib_a {
-  line-height: 1.5rem !important;
-}
-.header-back-container td.gsc-input div.gsc-input-box {
-  height: 2rem !important;
-}
-.header-back-container table.gsc-search-box td.gsc-input input,
-.header-back-container table.gsc-search-box td.gsc-input input {
-  background: white !important;
-  text-indent: 0 !important;
-}
-.header-back-container .cse table.gsc-search-box td.gsc-input input input::-webkit-input-placeholder,
-.header-back-container table.gsc-search-box td.gsc-input input::-webkit-input-placeholder {
-  /* Chrome/Opera/Safari */
-  color: gray;
-  text-indent: -3.5em !important;
-}
-.header-back-container .cse table.gsc-search-box td.gsc-input input input::-moz-placeholder,
-.header-back-container table.gsc-search-box td.gsc-input input::-moz-placeholder {
-  /* Firefox 19+ */
-  color: gray;
-  text-indent: -3.5em !important;
-}
-.header-back-container .cse table.gsc-search-box td.gsc-input input input:-ms-input-placeholder,
-.header-back-container table.gsc-search-box td.gsc-input input:-ms-input-placeholder {
-  /* IE 10+ */
-  color: gray;
-  text-indent: -3.5em !important;
-}
-.header-back-container .cse table.gsc-search-box td.gsc-input input input:-moz-placeholder,
-.header-back-container table.gsc-search-box td.gsc-input input:-moz-placeholder {
-  /* Firefox 18- */
-  color: gray;
-  text-indent: -3.5em !important;
-}
-.header-back-container .cse table.gsc-search-box td.gsc-input input input:-placeholder-shown,
-.header-back-container table.gsc-search-box td.gsc-input input:-placeholder-shown {
-  color: gray;
-  text-indent: -3.5em !important;
-}
-.header-back-container .gsc-clear-button {
-  display: none !important;
-}
-.header-back-container .gsc-results .gsc-cursor-box .gsc-cursor-current-page {
-  background-color: #d6d6d6 !important;
-}
-.header-back-container .gsc-results .gsc-cursor-box .gsc-cursor-page {
-  font-size: 17px !important;
-  border: 1px solid gray !important;
-  padding: 3px !important;
-  text-decoration: none !important;
-}
-.header-back-container .gsc-results .gsc-cursor-box .gsc-cursor-current-page {
-  font-weight: normal !important;
-}
-.header-back-container .gsc-cursor-page:hover {
-  text-decoration: underline !important;
-  font-weight: bold !important;
-}
-.header-back-container .gcsc-branding {
-  display: none !important;
-}
-.header-back-container .gsc-adBlock {
-  display: none !important;
-}
-.header-back-container .category-info h3.category-title {
-  display: inline-block;
-}
-.header-back-container .category-info span {
-  float: right;
 }
\ No newline at end of file
diff --git a/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/index.less b/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/index.less
index 765be84895..3be3c0277c 100644
--- a/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/index.less
+++ b/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/index.less
@@ -203,23 +203,10 @@
         font-weight: 500;
     }
 
-    .bd-search .form-control:focus {
-        border-color: #28c;
-        box-shadow: none;
-    }
-
-    #bd-docs-nav {
-        .doc-hidden {
-            display: none;
-        }
-    }
-
     nav[data-toggle='toc'] .nav {
         flex-direction: column;
     }
 
-
-
     nav[data-toggle='toc'] .nav > .active > a, nav[data-toggle='toc'] .nav > .active:hover > a, nav[data-toggle='toc'] .nav > .active:focus > a {
         color: #28c;
         border-left: 2px solid #28c;
@@ -230,106 +217,3 @@
         border-left: 1px solid #28c;
     }
 }
-
-.header-back-container {
-    .cse .gsc-control-cse,
-    .gsc-control-cse {
-        background-color: transparent !important;
-        border: 0 !important;
-        padding-left: 0 !important;
-        padding-right: 0 !important;
-    }
-
-    table.gsc-search-box td.gsc-input {
-        padding-right: 0 !important;
-    }
-
-    .cse table.gsc-search-box td.gsc-input, table.gsc-search-box td.gsc-input {
-        padding-right: 0 !important;
-    }
-
-    div.gsc-control-cse td.gsib_a {
-        line-height: 1.5rem !important;
-    }
-
-    td.gsc-input {
-        div.gsc-input-box {
-            height: 2rem !important;
-        }
-    }
-
-    table.gsc-search-box td.gsc-input input,
-    table.gsc-search-box td.gsc-input input {
-        background: white !important;
-        text-indent: 0 !important;
-    }
-
-    .cse table.gsc-search-box td.gsc-input input,
-    table.gsc-search-box td.gsc-input {
-
-        input::-webkit-input-placeholder { /* Chrome/Opera/Safari */
-            color: gray;
-            text-indent: -3.5em !important;
-        }
-
-        input::-moz-placeholder { /* Firefox 19+ */
-            color: gray;
-            text-indent: -3.5em !important;
-        }
-
-        input:-ms-input-placeholder { /* IE 10+ */
-            color: gray;
-            text-indent: -3.5em !important;
-        }
-
-        input:-moz-placeholder { /* Firefox 18- */
-            color: gray;
-            text-indent: -3.5em !important;
-        }
-
-        input:-placeholder-shown {
-            color: gray;
-            text-indent: -3.5em !important;
-        }
-    }
-
-    .gsc-clear-button {
-        display: none !important;
-    }
-
-    .gsc-results .gsc-cursor-box .gsc-cursor-current-page {
-        background-color: #d6d6d6 !important;
-    }
-
-    .gsc-results .gsc-cursor-box .gsc-cursor-page {
-        font-size: 17px !important;
-        border: 1px solid gray !important;
-        padding: 3px !important;
-        text-decoration: none !important;
-    }
-
-    .gsc-results .gsc-cursor-box .gsc-cursor-current-page {
-        font-weight: normal !important;
-    }
-
-    .gsc-cursor-page:hover {
-        text-decoration: underline !important;
-        font-weight: bold !important
-    }
-
-    .gcsc-branding {
-        display: none !important;
-    }
-
-    .gsc-adBlock {
-        display: none !important;
-    }
-
-    .category-info h3.category-title {
-        display: inline-block;
-    }
-
-    .category-info span {
-        float: right;
-    }
-}
diff --git a/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/index.min.css b/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/index.min.css
index 0ddd72ba33..c02eeface0 100644
--- a/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/index.min.css
+++ b/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/index.min.css
@@ -1 +1 @@
-body{padding-top:unset;}#main-navbar-tools a.dropdown-toggle{text-decoration:unset;color:unset;}#docsContainer .document-title{font-size:2.5em;}#docsContainer .document-toolbar{margin-bottom:1.5em;}@supports (position:sticky){#docsContainer .bd-toc{top:0 !important;}}@supports (position:sticky){#docsContainer .bd-sidebar{top:0;}@media(min-width:768px){#docsContainer .bd-sidebar{height:calc(100vh);}}}#docsContainer .bd-sidebar .flat{border-color:#bbb;border:1px solid #bbb;border-radius:0;-webkit-box-shadow:none;-webkit-transition:none;-o-transition:none;transition:none;}#docsContainer .bd-sidebar .document-version{margin-top:10px;padding-left:15px;padding-right:15px;border-bottom:1px solid rgba(0,0,0,.05);margin-right:-15px;margin-left:-15px;}#docsContainer .bd-sidebar .document-version>.form-group{margin-bottom:10px;}#docsContainer .bd-sidebar .bd-links.collapse.in{display:block;}@supports ((position:-webkit-sticky)or(position:sticky)){#docsContainer .bd-toc{height:calc(100vh);}}#docsContainer .nav{display:block;border-left:1px solid #eee;}#docsContainer main.bd-content div.top-toc p.toc-ticle{font-weight:500;margin:0;}#docsContainer main.bd-content div.top-toc .nav{margin-left:0 !important;}#docsContainer main.bd-content div.top-toc nav.toc-navigaton{margin-bottom:10px;}#docsContainer main.bd-content .img-thumbnail{padding:0;border:1px solid #dee2e6;border-radius:.25rem;}#docsContainer main.bd-content 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\ No newline at end of file
diff --git a/modules/docs/src/Volo.Docs.Web/Pages/Documents/_docs.scss b/modules/docs/src/Volo.Docs.Web/Pages/Documents/_docs.scss
index 46c81d9fe4..4cd2ca0fbf 100644
--- a/modules/docs/src/Volo.Docs.Web/Pages/Documents/_docs.scss
+++ b/modules/docs/src/Volo.Docs.Web/Pages/Documents/_docs.scss
@@ -369,9 +369,6 @@
                 max-width: 300px;
                 float: left;
             }
-
-            .inner-title {
-            }
         }
 
         .scroll-top-btn {