diff --git a/lib/exmr_web/live/exam_live/index.html.heex b/lib/exmr_web/live/exam_live/index.html.heex
index 6b80c86..54a0067 100644
--- a/lib/exmr_web/live/exam_live/index.html.heex
+++ b/lib/exmr_web/live/exam_live/index.html.heex
@@ -112,7 +112,7 @@
           <ul class="text-xs">
             <%= for event <- @events[date] do %>
               <li id={"event-#{event.id}"}>
-                <button phx-click="edit" phx-value-id={event.id}>
+                <button phx-click="edit" phx-value-id={event.id} class="hover:border-b hover:border-solid border-none border-green-700 dark:border-green-300">
                   {event.subject}
                 </button>
               </li>