1 files changed, 31 insertions, 1 deletions

diff --git a/style.css b/style.css
index b89918e..83ae18f 100644
--- a/style.css
+++ b/style.css
@@ -5,8 +5,10 @@
 
 /* Global defaults. */
 
+
+
 html {		max-width: 65em; margin: auto; }
-body {		font-family: Helvetica,Arial,sans-serif; }
+body {		font-family: Helvetica,Arial,sans-serif; background: white; }
 table {		margin-top: 0em;
 		margin-bottom: 0em; }
 td {		vertical-align: top; }
@@ -251,3 +253,31 @@ a.In { }
 .HP {		margin-left: 2em;
 		text-indent: -2em; }
 }
+
+@media (prefers-color-scheme: dark) {
+    /* If the operating system is using dark mode, then apply this CSS */
+    body {
+        background: #46494f;
+    }
+    td {
+	color: white;
+    }
+    h1 {
+	color: white;
+    }
+    p {
+	color: white;
+    }
+    section {
+	color: white;
+    }
+    .permalink {
+	color: #6d8ecf;
+    }
+    a:link {
+	color: #6d8ecf;
+    }
+    a:visited {
+	color: #f6baff;
+    }
+}