diff --git a/assets/sass/mobilemenu.css b/assets/sass/mobilemenu.scss
similarity index 94%
rename from assets/sass/mobilemenu.css
rename to assets/sass/mobilemenu.scss
index 3b2b46f..3d80c94 100644
--- a/assets/sass/mobilemenu.css
+++ b/assets/sass/mobilemenu.scss
@@ -1,4 +1,6 @@
-/* The mobile navigation stylesheet for this theme. */
+// The mobile navigation stylesheet for this theme.
+
+@import 'init';
 
 .mobile-nav {
   position: absolute;
@@ -127,7 +129,7 @@
   &__toggle,
   &__hamburger > rect,
   &__sheet {
-    /* Add some transitions unless user prefer less motion. */
+    // Add some transitions unless user prefer less motion.
     @media (prefers-reduced-motion: no-preference) {
       transition: all 130ms ease-in;
 
diff --git a/assets/sass/print.css b/assets/sass/print.scss
similarity index 75%
rename from assets/sass/print.css
rename to assets/sass/print.scss
index 6440130..cf172fc 100644
--- a/assets/sass/print.css
+++ b/assets/sass/print.scss
@@ -1,6 +1,9 @@
-/* The print stylesheet for this theme. */
+// The print stylesheet for this theme.
+
+@import 'init';
 
 .pager,
+%pager,
 .mobile-nav,
 aside,
 nav,
@@ -26,13 +29,13 @@ footer {
     width: 100%;
   }
 
-  /* Underline all links. */
+  // Underline all links.
   :link,
   :visited {
     text-decoration: underline;
   }
 
-  /* Add visible title after abbreviations. */
+  // Add visible title after abbreviations.
   abbr[title] {
     &::after {
       content: ' (' attr(title) ')';
diff --git a/layouts/_partials/head/styles.html b/layouts/_partials/head/styles.html
index 7ce4a27..87e0aad 100644
--- a/layouts/_partials/head/styles.html
+++ b/layouts/_partials/head/styles.html
@@ -5,8 +5,8 @@
 {{ $mobile_options := merge $main_options (dict "targetPath" "css/mobilemenu.css") -}}
 {{ $print_options := merge $main_options (dict "targetPath" "css/print.css") -}}
 {{ $main_style := resources.Get "sass/styles.scss" | toCSS $main_options -}}
-{{ $mobile_style := resources.Get "sass/mobilemenu.css" | toCSS $mobile_options -}}
-{{ $print_style := resources.Get "sass/print.css" | toCSS $print_options -}}
+{{ $mobile_style := resources.Get "sass/mobilemenu.scss" | toCSS $mobile_options -}}
+{{ $print_style := resources.Get "sass/print.scss" | toCSS $print_options -}}
 {{ if ne hugo.Environment "development" -}}
   {{ $main_style = $main_style | fingerprint -}}
   {{ $mobile_style = $mobile_style | fingerprint -}}