diff --git a/assets/mikio.css b/assets/mikio.css
index 8657fc5..989a62c 100644
--- a/assets/mikio.css
+++ b/assets/mikio.css
@@ -6,7 +6,7 @@
  * @license GPLv2 (http://www.gnu.org/licenses/gpl-2.0.html)
  */
 
- .mikio-sticky {
+.mikio-sticky {
   position: -webkit-sticky;
   position: sticky;
 }
diff --git a/assets/mikio.less b/assets/mikio.less
index fc1fbe0..071cf3c 100644
--- a/assets/mikio.less
+++ b/assets/mikio.less
@@ -1747,7 +1747,7 @@ code, pre {
                         background-repeat: no-repeat;
 
                         &:after {
-                            content = "";
+                            content: "";
                         }
                     }