update css to test postcss

src/resources/_gen/assets/css/css/main.css_5ad6f408b0e3e473c748aac88af0ea18.content

@@ -16,6 +16,8 @@
     - postcss-custom-media
     - postcss-nested (I think this is working by default, so probably we don´t need this plugin)
  */
+/* TODO:
+    move this to common. */
 body {
   background-color: var(--background-main); }
   body a {

src/themes/oscar/assets/css/main.css

@@ -23,7 +23,8 @@
     - postcss-nested (I think this is working by default, so probably we don´t need this plugin)
  */
 
-
+/* TODO:
+    move this to common. */
 body {
      background-color: var(--background-main);
      a {

src/themes/oscar/assets/css/variables.css

@@ -18,14 +18,6 @@
    --background-main: #F0F0F0;
 
 
-/* Dark theme */
-@media (prefers-color-scheme: dark) {
-   :root {
-      --background-main: #000000;
-   }
-}
-
-
 /* ==========================================================================
    Font sizes
    ========================================================================== */
@@ -42,6 +34,14 @@
 
 }
 
+
+/* Dark theme */
+@media (prefers-color-scheme: dark) {
+   :root {
+      --background-main: #000000;
+   }
+}
+
 /* ==========================================================================
    Breakpoints
    ========================================================================== */