diff --git a/docs_md/changelog.md b/docs_md/changelog.md
index e7f9b66..ceb4a95 100644
--- a/docs_md/changelog.md
+++ b/docs_md/changelog.md
@@ -70,10 +70,23 @@ Druid 0.4.0:
 	- **Resolve #52**: _Content node size_ now can be less than _view node size_. In this case, content will be scrolled only inside _view size_
 	- **Fix #50**: If style:SOFT_ZONE_SIZE equals to [0..1], scroll can be disappeared
 
-- _Grid_ anchor by default equals to node pivot (so, more gui settings in _.gui_ settings)
+- Druid _Grid_ Update
+	- Anchor by default equals to node pivot (so, more component settings in _.gui_ settings) (#51)
+	- Function `grid:clear` now don't delete any GUI nodes. Druid will not care about `gui.delete_node` logic anymore (#56)
 
-- _Hover_ component now have two hover events:
+- Druid _Hover_ component now have two _hover_ events (#49):
 	- _on_hover_ is old hover event. Trigger only if touch pressed on node
 	- _on_mouse_hover_ action on node without action_id (desktop mouse over). Works only on desktop platform
 
-- **Fix:** Blocker component bug (blocker had very high priority, so it's block even button components, created after bloker)
\ No newline at end of file
+- Styles update:
+	- Styles table now can be empty, every component have their default style values
+	- Remove `component:get_style` function. Now style can be only set
+	- To get style values in component, add `component:on_style_change` function. It's invoked on `component:set_style` function
+	- You can look up default values inside `component:on_style_change` function or style component API on Druid API
+
+- Druid update:
+	- Now function `druid:remove` remove instance and all instance children components. No more manual deleting child components (#41)
+
+- **Fix:** Blocker component bug (blocker had very high priority, so it's block even button components, created after bloker)
+- **Fix #58:** Bug, when druid instance should be always named `druid` (ex: `self.druid = druid.new(self)`)
+- **Fix #53:** Bug with final _Druid instance_ without any components
\ No newline at end of file
diff --git a/druid/base/grid.lua b/druid/base/grid.lua
index 3ae894c..c295a4a 100644
--- a/druid/base/grid.lua
+++ b/druid/base/grid.lua
@@ -161,6 +161,11 @@ end
 -- If you want to delete GUI nodes, use grid.nodes array before grid:clear
 -- @function grid:clear
 function M.clear(self)
+	self.border.x = 0
+	self.border.y = 0
+	self.border.w = 0
+	self.border.z = 0
+
 	self.nodes = {}
 end
 
diff --git a/druid/base/input.lua b/druid/base/input.lua
index 64ba693..ecc549e 100644
--- a/druid/base/input.lua
+++ b/druid/base/input.lua
@@ -103,9 +103,9 @@ function M.on_style_change(self, style)
 	self.style.IS_LONGTAP_ERASE = style.IS_LONGTAP_ERASE or false
 	self.style.MASK_DEFAULT_CHAR = style.MASK_DEFAULT_CHAR or "*"
 
-	self.style.on_select = style.on_select or function(self, button_node) end
-	self.style.on_unselect = style.on_unselect or function(self, button_node) end
-	self.style.on_input_wrong = style.on_input_wrong or function(self, button_node) end
+	self.style.on_select = style.on_select or function(_, button_node) end
+	self.style.on_unselect = style.on_unselect or function(_, button_node) end
+	self.style.on_input_wrong = style.on_input_wrong or function(_, button_node) end
 
 	self.style.button_style = style.button_style or {
 		LONGTAP_TIME = 0.4,