diff --git a/sass/_layout-general.scss b/sass/_layout-general.scss
index 9d398bb..4bacdf3 100644
--- a/sass/_layout-general.scss
+++ b/sass/_layout-general.scss
@@ -103,7 +103,8 @@ body > script {
 http://www.alsacreations.com/tuto/lire/1493-css3-flexbox-layout-module.html
 */
 
-[class*="#{$kna-namespace}flex-container"] {
+[class*="#{$kna-namespace}flex-container"],
+.#{$kna-namespace}flex-container{
   display : flex;
   flex-wrap: wrap;
 }