diff --git a/desktop.conf b/desktop.conf
index 97ab178..88929ea 100644
--- a/desktop.conf
+++ b/desktop.conf
@@ -3,7 +3,7 @@
 terminal    = "$HOME/.local/bin/st"
 browser     = "prime-run librewolf"
 modkey      = "Mod4"
-theme       = "serenity"
+theme       = "unity"
 shell       = "zsh"
 
 # Keybindings
diff --git a/libs/asckey.lua b/libs/asckey.lua
index e9146ef..1c28337 100644
--- a/libs/asckey.lua
+++ b/libs/asckey.lua
@@ -40,8 +40,7 @@ end
 
 asckey.custom_binds = function()
     local custom_keys = {}
-
-    for comm,bind in pairs(asckey.keymap) do
+    for comm,_ in pairs(asckey.keymap) do
         if not comm:match("^:.*") then
             table.insert(custom_keys,asckey.k(comm,function()
                 awful.spawn(comm)
diff --git a/libs/builder.lua b/libs/builder.lua
index 3fb45a4..cc40e72 100644
--- a/libs/builder.lua
+++ b/libs/builder.lua
@@ -50,10 +50,11 @@ return function(description,opts)
     if not test then
         error("Builder failure: "..err)
     end
-    local function inner_builder(struct,vertical)
+    local function inner_builder(struct,options,vertical)
         if struct.widget then -- External widget descriptions
             local args = gears.table.join({
-                layout = (struct.layout and inner_builder(struct.layout)),                         client = (struct.client and c),
+                layout = (struct.layout and inner_builder(struct.layout,options)),
+                client = (struct.client and c),
                 screen = (struct.screen and s),
                 vertical = (function()
                     if type(struct.vertical) ~= "nil" then
@@ -61,7 +62,7 @@ return function(description,opts)
                     end
                     return vertical
                 end)()
-            },struct.options or {},opts.passthrough or {})
+            },struct.options or {},options.passthrough or {})
             return require(struct.widget)(args)
         elseif struct.list then -- List descriptions
             local list = {
@@ -75,7 +76,7 @@ return function(description,opts)
                 if v.draggable then
                     list.buttons = buttons
                 else
-                    local new_obj = inner_builder(v,struct.vertical)
+                    local new_obj = inner_builder(v,options,struct.vertical)
                     if new_obj then
                         table.insert(list,new_obj)
                     end
@@ -108,7 +109,7 @@ return function(description,opts)
                     if obj.draggable then
                         list[k].buttons = buttons
                     else
-                        local new_obj = inner_builder(obj,struct.vertical)
+                        local new_obj = inner_builder(obj,options,struct.vertical)
                         if new_obj then
                             table.insert(list[k],new_obj)
                         end
@@ -127,14 +128,17 @@ return function(description,opts)
             return builtins[struct.builtin](gears.table.join({
                 client = (struct.client and c)
             },struct.options or {}))
-        elseif struct.multimenu then
+        elseif struct.multimenu then -- Multimenus, or otherwise "Context menu mergers".
+            -- These merge multiple menus into one using the menu_parent argument.
             local multimenu = menu({items={}})
-            if not opts.passthrough then
-                opts.passthrough = {}
+            local newopts = {}
+            for k,v in pairs(options) do
+                newopts[k] = v
             end
-            opts.passthrough.menu_parent = multimenu
+            newopts.passthrough = options.passthrough or {}
+            newopts.passthrough.menu_parent = multimenu
             for _,v in pairs(struct.multimenu) do
-                inner_builder(v,struct.vertical)
+                inner_builder(v,newopts,struct.vertical)
             end
             return multimenu
         end
@@ -144,5 +148,5 @@ return function(description,opts)
         gears.debug.dump(struct)
         error("Builder error: invalid object description")
     end
-    return inner_builder(test),test.context_options
+    return inner_builder(test,opts),test.context_options
 end
diff --git a/widgets/clientmenu.lua b/widgets/clientmenu.lua
index b82549a..f347271 100644
--- a/widgets/clientmenu.lua
+++ b/widgets/clientmenu.lua
@@ -46,6 +46,7 @@ if not context_menu then
     local menus = digger(context_menu.widget,"menu_root")
     local context_menu_size = context_menu.width * context_menu.height
     context_menu.widget:connect_signal("widget::size_changed",function()
+        -- Attach callbacks to close context_menu to new buttons
         local already_managed = {}
         for _,v in pairs(menus) do
             already_managed[v] = true
diff --git a/widgets/rootmenu.lua b/widgets/rootmenu.lua
index 15bab8b..4fe14e8 100644
--- a/widgets/rootmenu.lua
+++ b/widgets/rootmenu.lua
@@ -50,6 +50,7 @@ return function(args)
     local menus = digger(root_menu.widget,"menu_root")
     local root_menu_size = root_menu.width * root_menu.height
     root_menu:connect_signal("widget::size_changed",function()
+        -- Attach callbacks to close the root_menu when new buttons appear
         local already_managed = {}
         for _,v in pairs(menus) do
             already_managed[v] = true