diff --git a/src/style/main.css b/src/style/main.css
index 1be8a1cf..c3ed958e 100644
--- a/src/style/main.css
+++ b/src/style/main.css
@@ -66,7 +66,7 @@ div.modalTerminal p {
 html,
 body,
 .box {
-  display: flex;
+  display: flexbox;
   display: -moz-box;
   display: -webkit-box;
   display: -ms-flexbox;