diff --git a/extensions/pagetop-aliner/src/lib.rs b/extensions/pagetop-aliner/src/lib.rs
index e88a9142..42a89e48 100644
--- a/extensions/pagetop-aliner/src/lib.rs
+++ b/extensions/pagetop-aliner/src/lib.rs
@@ -117,12 +117,12 @@ impl Extension for Aliner {
 impl Theme for Aliner {
     fn before_render_page_body(&self, page: &mut Page) {
         page.alter_assets(AssetsOp::AddStyleSheet(
-            StyleSheet::from("/css/normalize.css")
+            StyleSheet::from("/pagetop/css/normalize.css")
                 .with_version("8.0.1")
                 .with_weight(-99),
         ))
         .alter_assets(AssetsOp::AddStyleSheet(
-            StyleSheet::from("/css/basic.css")
+            StyleSheet::from("/pagetop/css/basic.css")
                 .with_version(PAGETOP_VERSION)
                 .with_weight(-99),
         ))
diff --git a/src/base/component/intro.rs b/src/base/component/intro.rs
index a7ccb2c4..63902f10 100644
--- a/src/base/component/intro.rs
+++ b/src/base/component/intro.rs
@@ -114,7 +114,7 @@ impl Component for Intro {
 
     fn prepare(&self, cx: &mut Context) -> Result<Markup, ComponentError> {
         cx.alter_assets(AssetsOp::AddStyleSheet(
-            StyleSheet::from("/css/intro.css").with_version(PAGETOP_VERSION),
+            StyleSheet::from("/pagetop/css/intro.css").with_version(PAGETOP_VERSION),
         ));
         if *self.opening() == IntroOpening::PageTop {
             cx.alter_assets(AssetsOp::AddJavaScript(JavaScript::on_load_async("intro-js", |cx|
diff --git a/src/base/theme/basic.rs b/src/base/theme/basic.rs
index 34f9088b..3e6e99e9 100644
--- a/src/base/theme/basic.rs
+++ b/src/base/theme/basic.rs
@@ -13,12 +13,12 @@ impl Extension for Basic {
 impl Theme for Basic {
     fn before_render_page_body(&self, page: &mut Page) {
         page.alter_assets(AssetsOp::AddStyleSheet(
-            StyleSheet::from("/css/normalize.css")
+            StyleSheet::from("/pagetop/css/normalize.css")
                 .with_version("8.0.1")
                 .with_weight(-99),
         ))
         .alter_assets(AssetsOp::AddStyleSheet(
-            StyleSheet::from("/css/basic.css")
+            StyleSheet::from("/pagetop/css/basic.css")
                 .with_version(PAGETOP_VERSION)
                 .with_weight(-99),
         ))
diff --git a/static/css/intro.css b/static/css/intro.css
index 1cc03ffc..00fe0d21 100644
--- a/static/css/intro.css
+++ b/static/css/intro.css
@@ -1,8 +1,8 @@
 :root {
-	--intro-bg-img: url('/img/intro-header.jpg');
-	--intro-bg-img-set: image-set(url('/img/intro-header.avif') type('image/avif'), url('/img/intro-header.webp') type('image/webp'), var(--intro-bg-img) type('image/jpeg'));
-	--intro-bg-img-sm: url('/img/intro-header-sm.jpg');
-	--intro-bg-img-sm-set: image-set(url('/img/intro-header-sm.avif') type('image/avif'), url('/img/intro-header-sm.webp') type('image/webp'), var(--intro-bg-img-sm) type('image/jpeg'));
+	--intro-bg-img: url('/pagetop/img/intro-header.jpg');
+	--intro-bg-img-set: image-set(url('/pagetop/img/intro-header.avif') type('image/avif'), url('/pagetop/img/intro-header.webp') type('image/webp'), var(--intro-bg-img) type('image/jpeg'));
+	--intro-bg-img-sm: url('/pagetop/img/intro-header-sm.jpg');
+	--intro-bg-img-sm-set: image-set(url('/pagetop/img/intro-header-sm.avif') type('image/avif'), url('/pagetop/img/intro-header-sm.webp') type('image/webp'), var(--intro-bg-img-sm) type('image/jpeg'));
 	--intro-bg-color: #7a430e;
 	--intro-bg-block-1: #ffb84b;
 	--intro-bg-block-2: #ffc66f;