update wezterm tab bar styling

wezterm/wezterm.lua

@@ -12,7 +12,7 @@ config.initial_rows = 48
 config.hide_tab_bar_if_only_one_tab = true
 config.tab_bar_at_bottom = true
 config.use_fancy_tab_bar = false
-config.show_new_tab_button_in_tab_bar = false
+config.show_new_tab_button_in_tab_bar = true
 config.tab_max_width = 32
 config.enable_scroll_bar = true
 config.window_background_opacity = 0.8
@@ -50,6 +50,12 @@ config.colors = {
 		"#33c7de", -- cyan
 		"#ffffff", -- white
 	},
+	tab_bar = {
+		active_tab = {
+			fg_color = "#33e7de",
+			bg_color = "#000000",
+		},
+	},
 }
 -- config.color_scheme = "Gnometerm (terminal.sexy)"