diff --git a/src/less/modules/modals.less b/src/less/modules/modals.less
index a46311665321519387f4467f6864558ee5a8fdd6..9496e9e614c0474fd46a4856c7c1291bfdac9870 100644
--- a/src/less/modules/modals.less
+++ b/src/less/modules/modals.less
@@ -63,6 +63,9 @@
   outline: 0;
 }
 
+/* full screen modal */
+.modal-fullscreen .modal-dialog {width: 100%!important; height: 100%!important; border-radius: 0}
+
 // // Actual modal
 // .modal-content {
 //   position: relative;