update `public_html` static files

public_html/css/style.css

@@ -5,7 +5,7 @@
   --font-family: monospace;
 
   /* font-derived column width */
-  --col-w: clamp(33.33vw, 80ch, 80vw);
+  --col-w: clamp(30vw, 82ch, 80vw);
 
   /* colors */
   --fg-c: #000000;
@@ -193,36 +193,20 @@ td {
 /* layout */
 
 main {
-	display: grid;
-  grid-template-columns: auto 1fr;
-}
-
-main>nav {
-  padding: 1rlh 1ch;
-}
-
-main>nav>a {
-  display: inline-block;
-  margin-block-start: 2rlh;
-}
-
-/* div#posts */
-
-div#posts {
   height: 100vh;
-  display: grid;
+	display: grid;
   grid-auto-flow: column;
   grid-auto-columns: var(--col-w);
-  overflow-x: scroll;
+	overflow-x: scroll;
+}
+
+main>* {
+  padding: 1rlh 1ch;
+	overflow-y: scroll;
 }
 
 /* article.post */
 
-article.post {
-  padding: 1rlh 1ch;
-  overflow-y: scroll;
-}
-
 article.post>header,
 article.post>nav {
   margin-block: 1rlh;