diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 77b87ae..20d2423 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -34,4 +34,4 @@ jobs:
             linux/arm/v7
             linux/arm/v6
             linux/386
-          tags: liangliangyy/djangoblog:latest
+          tags: ${{ secrets.DOCKERHUB_USERNAME }}/djangoblog:latest
diff --git a/blog/static/blog/css/style.css b/blog/static/blog/css/style.css
index bd6cd9f..e7f5afa 100644
--- a/blog/static/blog/css/style.css
+++ b/blog/static/blog/css/style.css
@@ -2438,3 +2438,18 @@ li #reply-title {
     font-size: small;
 }
 
+.breadcrumb {
+  margin-bottom: 20px;
+  list-style: none;
+  border-radius: 4px;
+}
+.breadcrumb > li {
+  display: inline-block;
+}
+.breadcrumb > li + li:before {
+  color: #ccc;
+  content: "/\00a0";
+}
+.breadcrumb > .active {
+  color: #777;
+}
\ No newline at end of file
diff --git a/templates/blog/tags/breadcrumb.html b/templates/blog/tags/breadcrumb.html
index 4590d85..2739d2f 100644
--- a/templates/blog/tags/breadcrumb.html
+++ b/templates/blog/tags/breadcrumb.html
@@ -1,14 +1,13 @@
-<div class="breadcrumb">
+<ul itemscope itemtype="https://schema.org/BreadcrumbList" class="breadcrumb">
     {% for name,url in names %}
-        <div itemscope itemtype="http://data-vocabulary.org/Breadcrumb">
-
-            <a href="{{ url }}" itemprop="url">
-
-                <span itemprop="title"> {{ name }}</span>
-
-            </a>&nbsp;&rsaquo;
-
-        </div>
+        <li itemprop="itemListElement" itemscope
+            itemtype="https://schema.org/ListItem">
+            <a href="{{ url }}" itemprop="item" href="https://example.com/books">
+                <span itemprop="name">{{ name }}</span></a>
+        </li>
     {% endfor %}
-    {{ title }}
-</div>
\ No newline at end of file
+    <li class="active" itemprop="itemListElement" itemscope
+        itemtype="https://schema.org/ListItem">
+        <span itemprop="name">{{ title }}</span>
+    </li>
+</ul>
\ No newline at end of file