support updates

style/shiny/single.css

@@ -132,6 +132,28 @@ body {
   margin: 0.35em;
 }
 
+#updates dl {
+  display: grid;
+  grid-template-columns: min-content auto;
+  grid-gap: 0.5em;
+  align-items: baseline;
+}
+
+#updates dt {
+  font-size: 80%;
+  font-weight: 700;
+  grid-area: auto / 1;
+}
+
+#updates dd {
+  grid-area: auto / 2;
+}
+
+.updated {
+  font-size: 90%;
+  font-style: italic;
+}
+
 footer {
   text-align: center;
   margin-top: 1em;