src/js/login.js

@@ -59,7 +59,7 @@ class Homeserver extends ElemJS {
 			allowHTML: true,
 			interactive: true,
 			interactiveBorder: 10,
-			trigger: "mouseenter",
+			trigger: "focus mouseenter",
 			theme: "carbon",
 			arrow: tippy.roundArrow,
 		})

src/login.pug

@@ -24,7 +24,7 @@ html
             .form-input-container
               .homeserver-label
                 label(for="homeserver") Homeserver
-                span.homeserver-question (What's this?)
+                span.homeserver-question(tabindex=0) (What's this?)
               input(type="text" name="homeserver" placeholder="matrix.org")#homeserver
 
           #feedback