diff --git a/assets/css/basic.scss b/assets/css/basic.scss
index f65c305..dce3d4b 100644
--- a/assets/css/basic.scss
+++ b/assets/css/basic.scss
@@ -117,7 +117,6 @@ article {
   h2 > code,
   p > code,
   li > code {
-    background: $color-bg-accent-dark;
     padding: 0.1rem 0.25rem;
     font-size: 0.875rem;
     border: 1px solid $color-bg-accent-light;
diff --git a/layouts/_default/_markup/render-image.html b/layouts/_markup/render-image.html
similarity index 100%
rename from layouts/_default/_markup/render-image.html
rename to layouts/_markup/render-image.html
diff --git a/layouts/partials/icon.html b/layouts/_partials/icon.html
similarity index 100%
rename from layouts/partials/icon.html
rename to layouts/_partials/icon.html
diff --git a/layouts/partials/page_path.html b/layouts/_partials/page_path.html
similarity index 100%
rename from layouts/partials/page_path.html
rename to layouts/_partials/page_path.html
diff --git a/layouts/partials/pagination.html b/layouts/_partials/pagination.html
similarity index 100%
rename from layouts/partials/pagination.html
rename to layouts/_partials/pagination.html
diff --git a/layouts/partials/taxo_of_list.html b/layouts/_partials/taxo_of_list.html
similarity index 100%
rename from layouts/partials/taxo_of_list.html
rename to layouts/_partials/taxo_of_list.html
diff --git a/layouts/partials/taxo_of_single.html b/layouts/_partials/taxo_of_single.html
similarity index 100%
rename from layouts/partials/taxo_of_single.html
rename to layouts/_partials/taxo_of_single.html
diff --git a/layouts/shortcodes/file.html b/layouts/_shortcodes/file.html
similarity index 100%
rename from layouts/shortcodes/file.html
rename to layouts/_shortcodes/file.html
diff --git a/layouts/shortcodes/icon.html b/layouts/_shortcodes/icon.html
similarity index 100%
rename from layouts/shortcodes/icon.html
rename to layouts/_shortcodes/icon.html
diff --git a/layouts/_shortcodes/js.html b/layouts/_shortcodes/js.html
new file mode 100644
index 0000000..141c444
--- /dev/null
+++ b/layouts/_shortcodes/js.html
@@ -0,0 +1,5 @@
+<div class="js-block">
+	<pre class="source">source</div>
+	<div class="in"><textarea onchange="js_block_run" style="width:100%"></textarea></div>
+	<pre class="out">aaa</div>
+</div>
diff --git a/layouts/_default/baseof.html b/layouts/baseof.html
similarity index 100%
rename from layouts/_default/baseof.html
rename to layouts/baseof.html
diff --git a/layouts/_default/index.html b/layouts/home.html
similarity index 100%
rename from layouts/_default/index.html
rename to layouts/home.html
diff --git a/layouts/_default/list.html b/layouts/list.html
similarity index 100%
rename from layouts/_default/list.html
rename to layouts/list.html
diff --git a/layouts/_default/rss.xml b/layouts/rss.xml
similarity index 100%
rename from layouts/_default/rss.xml
rename to layouts/rss.xml
diff --git a/layouts/_default/single.html b/layouts/single.html
similarity index 100%
rename from layouts/_default/single.html
rename to layouts/single.html
diff --git a/layouts/_default/taxonomy.html b/layouts/taxonomy.html
similarity index 100%
rename from layouts/_default/taxonomy.html
rename to layouts/taxonomy.html