Add opacity to dark mode images

src/assets/css/styles.scss

@@ -32,6 +32,9 @@
         --text-color: var(--color-light-glare);
         --link-color: var(--color-primary);
     }
+    img {
+        opacity: .8;
+    }
 }
 
 :focus-visible {

src/posts/demos.md

@@ -25,6 +25,8 @@ This is a very opinionated starter, but it can be further developed in many dire
 To avoid overloading this base with too many subtleties, I put special features such as image gallery, tags, or pagination in separate branches that (usually... hopefully! 🫣 ) keep up with the main branch.
 Work in progress.
 
+![https://placehold.co/600x400/EEE/31343C](https://placehold.co/600x400/EEE/31343C)
+
 ## Demos
 
 {% for item in demos %}