🗼Add Tokyo Night theme (#251)

* 🗼Add Tokyo Night theme

* Make tab dividers visible

* update screenshot

contrib/themes/README.md

@@ -127,6 +127,12 @@ Contributed by **[@knix3](https://github.com/knix3)**
 ![screenshot of error](https://user-images.githubusercontent.com/69134168/118543250-096f6b00-b722-11eb-9dca-d2b1bd6a8885.png)
 </details>
 
+## Tokyo Night
+
+Contributed by **[@luetage](https://github.com/luetage)**
+
+![screenshot of Tokyo Night theme](https://user-images.githubusercontent.com/13988217/130348393-69986b51-ddd7-4310-90ae-382461502535.png)
+
 ## Yours?
 
 Contribute your own theme by opening a PR.

contrib/themes/tokyo-night.toml

@@ -0,0 +1,52 @@
+[theme]
+
+# Tokyo Night
+
+bg = "#1a1b26"
+fg = "#a9b1d6"
+tab_num = "#565f89"
+tab_divider = "#3b4261"
+bottombar_label = "#7aa2f7"
+bottombar_text = "#7aa2f7"
+bottombar_bg = "#1f2335"
+scrollbar = "#565f89"
+
+hdg_1 = "#f7768e"
+hdg_2 = "#7dcfff"
+hdg_3 = "#bb9af7"
+amfora_link = "#73daca"
+foreign_link = "#b4f9f8"
+link_number = "#ff9e64"
+regular_text = "#a9b1d6"
+quote_text = "#e0af68"
+preformatted_text = "#2ac3de"
+list_text = "#a9b1d6"
+
+btn_bg = "#414868"
+btn_text = "#7aa2f7"
+
+dl_choice_modal_bg = "#414868"
+dl_choice_modal_text = "#c0caf5"
+dl_modal_bg = "#414868"
+dl_modal_text = "#c0caf5"
+info_modal_bg = "#414868"
+info_modal_text = "#c0caf5"
+error_modal_bg = "#414868"
+error_modal_text = "#f7768e"
+yesno_modal_bg = "#414868"
+yesno_modal_text = "#e0af68"
+tofu_modal_bg = "#414868"
+tofu_modal_text = "#2ac3de"
+subscription_modal_bg = "#414868"
+subscription_modal_text = "#bb9af7"
+
+input_modal_bg = "#414868"
+input_modal_text = "#c0caf5"
+input_modal_field_bg = "#33467c"
+input_modal_field_text = "#a9b1d6"
+
+bkmk_modal_bg = "#414868"
+bkmk_modal_text = "#c0caf5"
+bkmk_modal_label = "#c0caf5"
+bkmk_modal_field_bg = "#33467c"
+bkmk_modal_field_text = "#a9b1d6"