feat: simple buttons to show links for media

themes/hugo-sustain/assets/scss/default.scss

@@ -199,7 +199,7 @@ html, body {
   font-size: 18px;
 
   .header-image {
-    margin-bottom: 1em;
+    margin-bottom: 0.5em;
 
     img {
       width: 100%;
@@ -215,6 +215,10 @@ html, body {
       margin-bottom: 0;
     }
   }
+
+  .blog-links {
+    margin-bottom: 1em;
+  }
 }
 
 /* Metadata */