diff --git a/internal/api/ui/login/static/resources/themes/scss/styles/mfa/mfa_base.scss b/internal/api/ui/login/static/resources/themes/scss/styles/mfa/mfa_base.scss
index b53804641..2bf2a71aa 100644
--- a/internal/api/ui/login/static/resources/themes/scss/styles/mfa/mfa_base.scss
+++ b/internal/api/ui/login/static/resources/themes/scss/styles/mfa/mfa_base.scss
@@ -17,6 +17,8 @@
       left: 0;
       right: 0;
       bottom: 0;
+      width: 100%;
+      height: 100%;
     }
 
     label {