added type='button' to both guard portal btns so firefox won't normalize to type='submit'; fixed several FTs for new click-guard functionality on Role card select & room gear menu DEL & BYE btns; several restorations to landscape breakpoint incl. logged-ion display_name, copyright info; provided title to room_scroll.html; a slurry of other minor fixes

src/apps/epic/static/apps/epic/role-select.js

@@ -104,11 +104,26 @@ var RoleSelect = (function () {
                 card.classList.add("flipped");
             });
             card.addEventListener("mouseleave", function () {
-                card.classList.remove("flipped");
+                if (!card.classList.contains("guard-active")) {
+                    card.classList.remove("flipped");
+                }
             });
             card.addEventListener("click", function (e) {
                 e.stopPropagation();
-                selectRole(role.code, card);
+                card.classList.add("flipped");
+                card.classList.add("guard-active");
+                window.showGuard(
+                    card,
+                    "Start round 1 as<br>" + role.name + " (" + role.code + ") …?",
+                    function () {                       // confirm
+                        card.classList.remove("guard-active");
+                        selectRole(role.code, card);
+                    },
+                    function () {                       // dismiss (NVM / outside click)
+                        card.classList.remove("guard-active");
+                        card.classList.remove("flipped");
+                    }
+                );
             });
 
             modal.appendChild(card);