Update grub theme

kali-config/common/bootloaders/grub-pc/live-theme/theme.txt

@@ -20,7 +20,7 @@ terminal-font: "Unifont Regular 16"
 
 # Title in the middle box
 + label {
-        top = 38%
+        top = 33%
         left = 0
         width = 100%
         height = 35
@@ -32,20 +32,20 @@ terminal-font: "Unifont Regular 16"
 
 #boot menu
 + boot_menu {
-        left = 13%
-        width = 74%
-        top = 38%+35
-        height = 170
-        item_color = "#a8a8a8"
-        item_font = "DejaVu Sans Bold 14"
-        selected_item_color= "#ffffff"
-        selected_item_font = "DejaVu Sans Bold 14"
-        item_height = 16
+        left = 14%
+        width = 73%
+        top = 33%+40
+        height = 320
+        item_font = "Unifont Regular 16"
+        item_color = "#f3f3f3"
+        selected_item_color = "#ffffff"
+        icon_width = 0
+        icon_height = 0
+        item_icon_space = 10
+        item_height = 36
         item_padding = 0
         item_spacing = 4
-        icon_width = 0
-        icon_heigh = 0
-        item_icon_space = 0
+        selected_item_pixmap_style = "select_*.png"
 }
 
 #progress bar