diff --git a/css/themes/dark-spacious.css b/css/themes/dark-spacious.css
new file mode 100644
index 0000000..6227e60
--- /dev/null
+++ b/css/themes/dark-spacious.css
@@ -0,0 +1,5 @@
+@import "dark.css";
+
+td.message {
+    line-height: 1.4;
+}