fixing border style

Author: coppolaemilio

addons/dialogic/Editor/TimelineEditor/SmallEventButton.tscn

@@ -4,7 +4,11 @@
 
 [sub_resource type="StyleBoxFlat" id=1]
 bg_color = Color( 1, 1, 1, 1 )
-border_color = Color( 0.14902, 0.14902, 0.14902, 1 )
+border_width_left = 1
+border_width_top = 1
+border_width_right = 1
+border_width_bottom = 1
+border_color = Color( 1, 1, 1, 0 )
 corner_radius_top_left = 4
 corner_radius_top_right = 4
 corner_radius_bottom_right = 4
@@ -45,6 +49,7 @@ __meta__ = {
 }
 
 [node name="Border" type="Panel" parent="."]
+show_behind_parent = true
 anchor_right = 1.0
 anchor_bottom = 1.0
 mouse_filter = 2