diff --git a/isso/css/isso.css b/isso/css/isso.css
index 1c315e62b..2d94d6b22 100644
--- a/isso/css/isso.css
+++ b/isso/css/isso.css
@@ -264,3 +264,21 @@
         width: 100%;
     }
 }
+
+@media (prefers-color-scheme: dark) {
+	.isso-postbox > .form-wrapper .textarea,
+	.isso-postbox > .form-wrapper > .auth-section .input-wrapper input {
+		background-color: rgba(0, 0, 0, 0.2);
+		color: white;
+	}
+
+	.isso-postbox > .form-wrapper .preview {
+		background: repeating-linear-gradient(-45deg, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4) 10px, rgba(0, 0, 0, 0.2) 10px, rgba(0, 0, 0, 0.2) 20px);
+		color: white;
+	}
+
+	#isso-thread > h4,
+	.isso-comment > div.text-wrapper > .isso-comment-header .author {
+		color: rgba(255, 255, 255, 0.5);
+	}
+}