diff --git a/sass/mixins/_mixins-master.scss b/sass/mixins/_mixins-master.scss
index 60fe185..3516045 100644
--- a/sass/mixins/_mixins-master.scss
+++ b/sass/mixins/_mixins-master.scss
@@ -7,7 +7,8 @@
 // Center block
 @mixin center-block {
 	display: block;
-	margin: 0 auto;
+	margin-left: auto;
+	margin-right: auto;
 }
 
 // Clearfix
diff --git a/style.css b/style.css
index 587ad55..578d54b 100644
--- a/style.css
+++ b/style.css
@@ -579,7 +579,8 @@ a:active {
 .aligncenter {
 	clear: both;
 	display: block;
-	margin: 0 auto;
+	margin-left: auto;
+	margin-right: auto;
 }
 
 /*--------------------------------------------------------------