Show icons instead of hotkeys for btn--circle-mobile

app/assets/stylesheets/buttons.css

@@ -109,9 +109,11 @@
       aspect-ratio: 1;
       padding: 0.5em;
 
+      kbd,
       span:last-of-type {
         display: none;
       }
+
     }
   }
 

app/views/events/index/_add_board_button.html.erb

@@ -1,7 +1,7 @@
 <div class="header__actions header__actions--end">
   <div>
     <%= link_to new_board_path, class: "btn btn--link btn--circle-mobile", data: { controller: "hotkey", action: "keydown.b@document->hotkey#click" } do %>
-      <%= icon_tag "board", class: "show-on-touch" %>
+      <%= icon_tag "board" %>
       <span class="overflow-ellipsis">Add a board</span>
       <kbd class="hide-on-touch">B</kbd>
     <% end %>

app/views/events/index/_add_card_button.html.erb

@@ -1,7 +1,7 @@
 <div class="header__actions header__actions--start">
   <% if board = user_filtering.single_board_or_first %>
     <%= button_to board_cards_path(board), method: :post, class: "btn btn--link btn--circle-mobile", data: { controller: "hotkey", action: "keydown.c@document->hotkey#click" } do %>
-      <%= icon_tag "add", class: "show-on-touch" %>
+      <%= icon_tag "add" %>
       <span class="overflow-ellipsis">Add a card</span>
       <kbd class="hide-on-touch">C</kbd>
     <% end %>