2 files changed, 8 insertions, 3 deletions
diff --git a/background.js b/background.js
index 44a5c2a..f8b3a71 100644
--- a/background.js
+++ b/background.js
@@ -4,6 +4,6 @@ if (chrome) {
 	browser = chrome;
 }
 
-browser.runtime.onMessage.addListener(function() {
-	browser.tabs.insertCSS({ file: '/css/example.com.css' });
+browser.runtime.onMessage.addListener(function(message) {
+	browser.tabs.insertCSS({ file: '/css/' + message.domain + '.css' });
 });
diff --git a/content.js b/content.js
index bf355f2..7d9c68d 100644
--- a/content.js
+++ b/content.js
@@ -4,4 +4,9 @@ if (chrome) {
 	browser = chrome;
 }
 
-browser.runtime.sendMessage({ url: 'tmp' });
+var domain = location.hostname
+	.split('.')
+	.slice(-2)
+	.join('.');
+
+browser.runtime.sendMessage({ domain: domain });