diff --git a/style.css b/style.css
new file mode 100644
index 0000000..232a313
--- /dev/null
+++ b/style.css
@@ -0,0 +1,15 @@
+pre, code
+{
+  background-color: #e0e0e0;
+}
+
+table
+{
+  border-collapse: collapse;
+}
+
+table td, th
+{
+  border: 1px solid black;
+  padding: 4px;
+}