diff --git a/lib/inliner.php b/lib/inliner.php
index 52cc485..dc32d7c 100644
--- a/lib/inliner.php
+++ b/lib/inliner.php
@@ -48,8 +48,14 @@ function minifyCss($css) {
     // Remove whitespace
     $css = preg_replace('/\s+/', ' ', $css);
 
+    // Remove unnecessary semicolons
+    $css = str_replace(';}', '}', $css);
+
     // Remove spaces around colons
-    //$css = str_replace(' ', '', $css);
+    $css = str_replace(': ', ':', $css);
+
+    // Remove spaces around commas
+    $css = str_replace(', ', ',', $css);
 
     return trim($css);
 }