Screenshots and a few tweaks.

cat-v.org/style.css

@@ -22,3 +22,14 @@ body > nav > div a, article h1, article h2, article a {
 article h1, article h2 {
   border-bottom: 2px solid rgb(240, 108, 232);
 }
+
+th {
+  background-color: rgb(220, 100, 218);
+  color: #222;
+}
+
+input {
+  background: #222;
+  color: #eee;
+  border: 1px solid #666;
+}

librewolf.net/style.css

@@ -45,3 +45,19 @@ h4, h5 {
 .mt-24 {
   margin-top: 0;
 }
+
+.h-16 {
+  height: unset;
+}
+
+.pt-16 {
+  padding-top: unset;
+}
+
+.pb-16 {
+  padding-bottom: unset;
+}
+
+p {
+  line-height: unset;
+}