Add `markup.strikethrough` theme keys (#5619)

59 files changed, 63 insertions, 4 deletions

diff --git a/runtime/themes/autumn.toml b/runtime/themes/autumn.toml
index 935c72e5..51860312 100644
--- a/runtime/themes/autumn.toml
+++ b/runtime/themes/autumn.toml
@@ -51,7 +51,8 @@
 "markup.heading" = "my_yellow1"
 "markup.list" = "my_white2"
 "markup.bold" = { modifiers = ["bold"] }
-"markup.italic" = {  modifiers = ["italic"] }
+"markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = "my_turquoise2"
 "markup.link.text" = "my_white2"
 "markup.quote" = "my_brown"
diff --git a/runtime/themes/base16_default_dark.toml b/runtime/themes/base16_default_dark.toml
index 74bbcd2e..1a38a6ae 100644
--- a/runtime/themes/base16_default_dark.toml
+++ b/runtime/themes/base16_default_dark.toml
@@ -37,6 +37,7 @@
 "markup.list" = "base08"
 "markup.bold" = { fg = "base0A", modifiers = ["bold"] }
 "markup.italic" = { fg = "base0E", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "base09", modifiers = ["underlined"] }
 "markup.link.text" = "base08"
 "markup.quote" = "base0C"
diff --git a/runtime/themes/base16_default_light.toml b/runtime/themes/base16_default_light.toml
index 3784670f..84dab530 100644
--- a/runtime/themes/base16_default_light.toml
+++ b/runtime/themes/base16_default_light.toml
@@ -37,6 +37,7 @@
 "markup.list" = "base08"
 "markup.bold" = { fg = "base0A", modifiers = ["bold"] }
 "markup.italic" = { fg = "base0E", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "base09", modifiers = ["underlined"] }
 "markup.link.text" = "base08"
 "markup.quote" = "base0C"
diff --git a/runtime/themes/base16_terminal.toml b/runtime/themes/base16_terminal.toml
index 1f5328dc..f3975861 100644
--- a/runtime/themes/base16_terminal.toml
+++ b/runtime/themes/base16_terminal.toml
@@ -34,6 +34,7 @@
 "markup.list" = "light-red"
 "markup.bold" = { fg = "light-yellow", modifiers = ["bold"] }
 "markup.italic" = { fg = "light-magenta", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "yellow", modifiers = ["underlined"] }
 "markup.link.text" = "light-red"
 "markup.quote" = "light-cyan"
diff --git a/runtime/themes/base16_transparent.toml b/runtime/themes/base16_transparent.toml
index f8ee0890..fd07cb28 100644
--- a/runtime/themes/base16_transparent.toml
+++ b/runtime/themes/base16_transparent.toml
@@ -45,6 +45,7 @@
 "markup.list" = "light-red"
 "markup.bold" = { fg = "light-yellow", modifiers = ["bold"] }
 "markup.italic" = { fg = "light-magenta", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "yellow", underline = { color = "yellow", style = "line"} }
 "markup.link.text" = "light-red"
 "markup.quote" = "light-cyan"
diff --git a/runtime/themes/bogster.toml b/runtime/themes/bogster.toml
index f6d9fdbf..1ea13f1f 100644
--- a/runtime/themes/bogster.toml
+++ b/runtime/themes/bogster.toml
@@ -31,6 +31,7 @@
 "markup.list" = "bogster-red"
 "markup.bold" = { fg = "bogster-yellow", modifiers = ["bold"] }
 "markup.italic" = { fg = "bogster-purp", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "bogster-yellow", modifiers = ["underlined"] }
 "markup.link.text" = "bogster-red"
 "markup.quote" = "bogster-teal"
diff --git a/runtime/themes/bogster_light.toml b/runtime/themes/bogster_light.toml
index 2270f6ee..e528d89d 100644
--- a/runtime/themes/bogster_light.toml
+++ b/runtime/themes/bogster_light.toml
@@ -31,6 +31,7 @@
 "markup.list" = "bogster-red"
 "markup.bold" = { fg = "bogster-yellow", modifiers = ["bold"] }
 "markup.italic" = { fg = "magenta", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "bogster-yellow", modifiers = ["underlined"] }
 "markup.link.text" = "bogster-red"
 "markup.quote" = "bogster-lblue"
diff --git a/runtime/themes/boo_berry.toml b/runtime/themes/boo_berry.toml
index 33d7627d..62e3b372 100644
--- a/runtime/themes/boo_berry.toml
+++ b/runtime/themes/boo_berry.toml
@@ -22,6 +22,7 @@
 "markup.list" = { fg = "bubblegum" }
 "markup.bold" = { modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "violet", modifiers = ["underlined"] }
 "markup.link.text" = { fg = "violet" }
 "markup.quote" = { fg = "berry_desaturated" }
diff --git a/runtime/themes/catppuccin_mocha.toml b/runtime/themes/catppuccin_mocha.toml
index 575ef303..2504fec8 100644
--- a/runtime/themes/catppuccin_mocha.toml
+++ b/runtime/themes/catppuccin_mocha.toml
@@ -50,6 +50,7 @@
 "markup.list" = "mauve"
 "markup.bold" = { modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "rosewater", modifiers = ["italic", "underlined"] }
 "markup.link.text" = "blue"
 "markup.raw" = "flamingo"
diff --git a/runtime/themes/darcula.toml b/runtime/themes/darcula.toml
index ed2b081a..2779a944 100644
--- a/runtime/themes/darcula.toml
+++ b/runtime/themes/darcula.toml
@@ -56,6 +56,7 @@
 "markup.list" = "white"
 "markup.bold" = { fg = "white", modifiers = ["bold"] }
 "markup.italic" = { fg = "white", modifiers = ["italic"] }
+"markup.strikethrough" = { fg = "white", modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "lightblue", modifiers = ["underlined"] }
 "markup.link.text" = "white"
 "markup.quote" = "darkgreen"
diff --git a/runtime/themes/dark_high_contrast.toml b/runtime/themes/dark_high_contrast.toml
index 1c911eb5..897c31e2 100644
--- a/runtime/themes/dark_high_contrast.toml
+++ b/runtime/themes/dark_high_contrast.toml
@@ -84,6 +84,7 @@
 "markup.list" = "pink"
 "markup.bold" = { fg = "emerald_green", modifiers = ["bold"] }
 "markup.italic" = { fg = "blue", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "blue", underline = { color = "blue", style = "line" } }
 "markup.link.text" = "pink"
 "markup.quote" = "yellow"
diff --git a/runtime/themes/dark_plus.toml b/runtime/themes/dark_plus.toml
index b4e30798..be8245c4 100644
--- a/runtime/themes/dark_plus.toml
+++ b/runtime/themes/dark_plus.toml
@@ -44,6 +44,7 @@
 "markup.list" = "blue3"
 "markup.bold" = { fg = "blue2", modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { modifiers = ["underlined"] }
 "markup.link.text" = "orange"
 "markup.quote" = "dark_green"
diff --git a/runtime/themes/doom_acario_dark.toml b/runtime/themes/doom_acario_dark.toml
index c103dbfb..47f1dfca 100644
--- a/runtime/themes/doom_acario_dark.toml
+++ b/runtime/themes/doom_acario_dark.toml
@@ -29,6 +29,7 @@
 
 'markup.bold' = { fg = 'orange', modifiers = ['bold'] }
 'markup.italic' = { fg = 'magenta', modifiers = ['italic'] }
+'markup.strikethrough' = { modifiers = ['crossed_out'] }
 'markup.heading' = { fg = 'red' }
 'markup.link' = { fg = 'orange' }
 'markup.link.url' = { fg = 'magenta' }
diff --git a/runtime/themes/dracula.toml b/runtime/themes/dracula.toml
index 0f459311..109a1bb3 100644
--- a/runtime/themes/dracula.toml
+++ b/runtime/themes/dracula.toml
@@ -50,6 +50,7 @@
 "markup.list" = "cyan"
 "markup.bold" = { fg = "orange", modifiers = ["bold"] }
 "markup.italic" = { fg = "yellow", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = "cyan"
 "markup.link.text" = "pink"
 "markup.quote" = { fg = "yellow", modifiers = ["italic"] }
diff --git a/runtime/themes/dracula_at_night.toml b/runtime/themes/dracula_at_night.toml
index 4a32f930..9f10ec90 100644
--- a/runtime/themes/dracula_at_night.toml
+++ b/runtime/themes/dracula_at_night.toml
@@ -50,6 +50,7 @@
 "markup.list" = "cyan"
 "markup.bold" = { fg = "orange", modifiers = ["bold"] }
 "markup.italic" = { fg = "yellow", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = "cyan"
 "markup.link.text" = "pink"
 "markup.quote" = { fg = "yellow", modifiers = ["italic"] }
diff --git a/runtime/themes/emacs.toml b/runtime/themes/emacs.toml
index ea8e711c..bb33e2d8 100644
--- a/runtime/themes/emacs.toml
+++ b/runtime/themes/emacs.toml
@@ -37,6 +37,7 @@
 "markup.list" = { fg = "black" }
 "markup.bold" = { modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "royalblue3", modifiers = ["underlined"] }
 "markup.link.text" = { fg = "royalblue3" }
 "markup.quote" = { fg = "gray60" }
diff --git a/runtime/themes/everforest_dark.toml b/runtime/themes/everforest_dark.toml
index 67aafbf2..4947e4f3 100644
--- a/runtime/themes/everforest_dark.toml
+++ b/runtime/themes/everforest_dark.toml
@@ -46,6 +46,7 @@
 "markup.list" = "red"
 "markup.bold" = { modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "blue", modifiers = ["underlined"] }
 "markup.link.text" = "purple"
 "markup.quote" = "grey2"
diff --git a/runtime/themes/everforest_light.toml b/runtime/themes/everforest_light.toml
index 6daf7963..f9a55b0a 100644
--- a/runtime/themes/everforest_light.toml
+++ b/runtime/themes/everforest_light.toml
@@ -46,6 +46,7 @@
 "markup.list" = "red"
 "markup.bold" = { modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "blue", modifiers = ["underlined"] }
 "markup.link.text" = "purple"
 "markup.quote" = "grey2"
diff --git a/runtime/themes/flatwhite.toml b/runtime/themes/flatwhite.toml
index 1743012b..5818b56b 100644
--- a/runtime/themes/flatwhite.toml
+++ b/runtime/themes/flatwhite.toml
@@ -37,14 +37,15 @@
 "markup.raw" = { fg = "orange_text", bg = "orange_bg" }
 "markup.raw.inline" = { fg = "orange_text", bg = "orange_bg" }
 "markup.raw.block" = { fg = "orange_text", bg = "orange_bg" }
+"markup.bold" = { modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "blue_text", bg = "blue_bg", modifiers = [
   "underlined",
 ] }
 "markup.link.label" = { fg = "blue_text", bg = "blue_bg" }
 "markup.link.text" = { fg = "blue_text", bg = "blue_bg" }
 "markup.quote" = { fg = "teal_text", bg = "teal_bg" }
-"markup.bold" = { modifiers = ["bold"] }
 "markup.list" = { fg = "purple_text", bg = "purple_bg" }
 
 "ui.background" = { fg = "base1", bg = "base7" }
diff --git a/runtime/themes/fleet_dark.toml b/runtime/themes/fleet_dark.toml
index f3285a76..0fc9e812 100644
--- a/runtime/themes/fleet_dark.toml
+++ b/runtime/themes/fleet_dark.toml
@@ -46,6 +46,7 @@
 # "markup.normal" = {} # .completion / .hover
 "markup.bold" = { fg = "lightest", modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.heading" = { fg = "cyan", modifiers = ["bold"] } # .marker / .1 / .2 / .3 / .4 / .5 / .6
 "markup.list" = "pink" # .unnumbered / .numbered
 "markup.list.numbered" = "cyan"
diff --git a/runtime/themes/github_dark.toml b/runtime/themes/github_dark.toml
index 2b6dbfde..4f9aa562 100644
--- a/runtime/themes/github_dark.toml
+++ b/runtime/themes/github_dark.toml
@@ -33,6 +33,7 @@ label = "scale.red.3"
 "markup.heading" = "scale.blue.2"
 "markup.bold" = { modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { modifiers = ["underlined"] }
 "markup.link.text" = { fg = "scale.blue.1", modifiers = ["underlined"] }
 "markup.raw" = "scale.blue.2"
diff --git a/runtime/themes/github_light.toml b/runtime/themes/github_light.toml
index 3492460e..3e226969 100644
--- a/runtime/themes/github_light.toml
+++ b/runtime/themes/github_light.toml
@@ -33,6 +33,7 @@ label = "scale.red.5"
 "markup.heading" = "scale.blue.6"
 "markup.bold" = { modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { modifiers = ["underlined"] }
 "markup.link.text" = { fg = "scale.blue.8", modifiers = ["underlined"] }
 "markup.raw" = "scale.blue.6"
diff --git a/runtime/themes/gruvbox.toml b/runtime/themes/gruvbox.toml
index c293fc3e..b88becd1 100644
--- a/runtime/themes/gruvbox.toml
+++ b/runtime/themes/gruvbox.toml
@@ -69,6 +69,7 @@
 "markup.heading" = "aqua1"
 "markup.bold" = { modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "green1", modifiers = ["underlined"] }
 "markup.link.text" = "red1"
 "markup.raw" = "red1"
diff --git a/runtime/themes/gruvbox_dark_hard.toml b/runtime/themes/gruvbox_dark_hard.toml
index f39cd906..7fe45e8c 100644
--- a/runtime/themes/gruvbox_dark_hard.toml
+++ b/runtime/themes/gruvbox_dark_hard.toml
@@ -70,6 +70,7 @@
 "markup.heading" = "aqua1"
 "markup.bold" = { modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "green1", modifiers = ["underlined"] }
 "markup.link.text" = "red1"
 "markup.raw" = "red1"
diff --git a/runtime/themes/gruvbox_light.toml b/runtime/themes/gruvbox_light.toml
index 8ea9d625..bd1a5ef2 100644
--- a/runtime/themes/gruvbox_light.toml
+++ b/runtime/themes/gruvbox_light.toml
@@ -70,6 +70,7 @@
 "markup.heading" = "aqua1"
 "markup.bold" = { modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "green1", modifiers = ["underlined"] }
 "markup.link.text" = "red1"
 "markup.raw" = "red1"
diff --git a/runtime/themes/hex_steel.toml b/runtime/themes/hex_steel.toml
index c9b62559..c81df409 100644
--- a/runtime/themes/hex_steel.toml
+++ b/runtime/themes/hex_steel.toml
@@ -75,6 +75,7 @@
 "markup.list" = { fg = "t4" }
 "markup.bold" = { fg = "t4" }
 "markup.italic" = { fg = "t4" }
+"markup.strikethrough" = { fg = "t4", modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "t4", modifiers = ["underlined"] }
 "markup.link.text" = { fg = "t4" }
 "markup.quote" = { fg = "t4" }
diff --git a/runtime/themes/ingrid.toml b/runtime/themes/ingrid.toml
index fa1a4fdb..8942c3ca 100644
--- a/runtime/themes/ingrid.toml
+++ b/runtime/themes/ingrid.toml
@@ -33,6 +33,7 @@
 "markup.list" = "red"
 "markup.bold" = { fg = "yellow", modifiers = ["bold"] }
 "markup.italic" = { fg = "magenta", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "yellow", modifiers = ["underlined"] }
 "markup.link.text" = "red"
 "markup.quote" = "cyan"
diff --git a/runtime/themes/kanagawa.toml b/runtime/themes/kanagawa.toml
index a12a0912..16e27362 100644
--- a/runtime/themes/kanagawa.toml
+++ b/runtime/themes/kanagawa.toml
@@ -97,6 +97,7 @@ hint = "dragonBlue"
 "markup.list" = "oniViolet"
 "markup.bold" = { modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "springBlue", modifiers = ["underlined"] }
 "markup.link.text" = "crystalBlue"
 "markup.quote" = "seaFoam"
diff --git a/runtime/themes/meliora.toml b/runtime/themes/meliora.toml
index d4cb9883..e7037e18 100644
--- a/runtime/themes/meliora.toml
+++ b/runtime/themes/meliora.toml
@@ -67,8 +67,9 @@
 
 "markup.heading" = { fg = "orange" }
 "markup.list" = { fg = "blue" }
-"markup.bold" = { fg = "magenta" }
-"markup.italic" = { fg = "blue" }
+"markup.bold" = { fg = "magenta", modifiers = ["bold"] }
+"markup.italic" = { fg = "blue", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "comment" , modifiers = ["underlined"] }
 "markup.link.text" = { fg = "comment" }
 "markup.quote" = { fg = "yellow" }
diff --git a/runtime/themes/mellow.toml b/runtime/themes/mellow.toml
index a878df8a..279fd5c2 100644
--- a/runtime/themes/mellow.toml
+++ b/runtime/themes/mellow.toml
@@ -50,6 +50,7 @@
 "markup.list" = "gray06"
 "markup.bold" = { modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "green", modifiers = ["underlined"] }
 "markup.link.text" = { fg = "blue", modifiers = ["italic"] }
 "markup.raw" = "yellow"
diff --git a/runtime/themes/monokai.toml b/runtime/themes/monokai.toml
index 92b81a8e..b75912f7 100644
--- a/runtime/themes/monokai.toml
+++ b/runtime/themes/monokai.toml
@@ -46,6 +46,7 @@
 "markup.list" = "red"
 "markup.bold" = { fg = "yellow", modifiers = ["bold"] }
 "markup.italic" = { fg = "magenta", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "yellow", modifiers = ["underlined"] }
 "markup.link.text" = "red"
 "markup.quote" = "cyan"
diff --git a/runtime/themes/monokai_pro.toml b/runtime/themes/monokai_pro.toml
index 276f1f94..57bede94 100644
--- a/runtime/themes/monokai_pro.toml
+++ b/runtime/themes/monokai_pro.toml
@@ -99,6 +99,7 @@
 "markup.heading" = "green"
 "markup.bold" = { fg = "orange", modifiers = ["bold"] }
 "markup.italic" = { fg = "orange", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "orange", modifiers = ["underlined"] }
 "markup.link.text" = "yellow"
 "markup.quote" = "green"
diff --git a/runtime/themes/monokai_pro_machine.toml b/runtime/themes/monokai_pro_machine.toml
index ae391f3d..b292e6b0 100644
--- a/runtime/themes/monokai_pro_machine.toml
+++ b/runtime/themes/monokai_pro_machine.toml
@@ -96,6 +96,7 @@
 "markup.heading" = "green"
 "markup.bold" = { fg = "orange", modifiers = ["bold"] }
 "markup.italic" = { fg = "orange", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "orange", modifiers = ["underlined"] }
 "markup.link.text" = "yellow"
 "markup.quote" = "green"
diff --git a/runtime/themes/monokai_pro_octagon.toml b/runtime/themes/monokai_pro_octagon.toml
index 70e8f05b..3236fc16 100644
--- a/runtime/themes/monokai_pro_octagon.toml
+++ b/runtime/themes/monokai_pro_octagon.toml
@@ -99,6 +99,7 @@
 "markup.heading" = "green"
 "markup.bold" = { fg = "orange", modifiers = ["bold"] }
 "markup.italic" = { fg = "orange", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "orange", modifiers = ["underlined"] }
 "markup.link.text" = "yellow"
 "markup.quote" = "green"
diff --git a/runtime/themes/monokai_pro_ristretto.toml b/runtime/themes/monokai_pro_ristretto.toml
index ab740446..f897bddb 100644
--- a/runtime/themes/monokai_pro_ristretto.toml
+++ b/runtime/themes/monokai_pro_ristretto.toml
@@ -96,6 +96,7 @@
 "markup.heading" = "green"
 "markup.bold" = { fg = "orange", modifiers = ["bold"] }
 "markup.italic" = { fg = "orange", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "orange", modifiers = ["underlined"] }
 "markup.link.text" = "yellow"
 "markup.quote" = "green"
diff --git a/runtime/themes/monokai_pro_spectrum.toml b/runtime/themes/monokai_pro_spectrum.toml
index 76123fcf..74533404 100644
--- a/runtime/themes/monokai_pro_spectrum.toml
+++ b/runtime/themes/monokai_pro_spectrum.toml
@@ -96,6 +96,7 @@
 "markup.heading" = "green"
 "markup.bold" = { fg = "orange", modifiers = ["bold"] }
 "markup.italic" = { fg = "orange", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "orange", modifiers = ["underlined"] }
 "markup.link.text" = "yellow"
 "markup.quote" = "green"
diff --git a/runtime/themes/night_owl.toml b/runtime/themes/night_owl.toml
index 7ef6e214..fc27dc7c 100644
--- a/runtime/themes/night_owl.toml
+++ b/runtime/themes/night_owl.toml
@@ -80,6 +80,7 @@
 'markup.list' = { fg = 'pink' }
 'markup.bold' = { fg = 'foreground', modifiers = ['bold'] }
 'markup.italic' = { fg = 'foreground', modifiers = ['italic'] }
+'markup.strikethrough' = { fg = 'foreground', modifiers = ['crossed_out'] }
 'markup.link' = { fg = 'pink', modifiers = ['underlined'] }
 'markup.link.url' = { fg = 'slate', modifiers = ['underlined'] }
 'markup.quote' = { fg = 'green', modifiers = ['italic'] }
diff --git a/runtime/themes/nightfox.toml b/runtime/themes/nightfox.toml
index 1f248d5c..8cddbbae 100644
--- a/runtime/themes/nightfox.toml
+++ b/runtime/themes/nightfox.toml
@@ -55,6 +55,7 @@
 "markup.list" = { fg = "magenta", modifiers = ["bold"] }
 "markup.bold" = { fg = "orange", modifiers = ["bold"] }
 "markup.italic" = { fg = "pink" }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link" = { fg = "yellow-bright", modifiers = ["bold"] }
 "markup.quote" = { fg = "blue" }
 
diff --git a/runtime/themes/noctis.toml b/runtime/themes/noctis.toml
index e5abbec0..81733e63 100644
--- a/runtime/themes/noctis.toml
+++ b/runtime/themes/noctis.toml
@@ -150,6 +150,7 @@
 
 'markup.bold' = { modifiers = ["bold"] } # Bold text.
 'markup.italic' = { modifiers = ["italic"] } # Italicised text.
+"markup.strikethrough" = { modifiers = ["crossed_out"] } # Crossed out text.
 
 'markup.link' = { fg = "light-blue", modifiers = ["underlined"] }
 'markup.link.url' = { } # Urls pointed to by links.
diff --git a/runtime/themes/noctis_bordo.toml b/runtime/themes/noctis_bordo.toml
index d446543d..c3bbe79c 100644
--- a/runtime/themes/noctis_bordo.toml
+++ b/runtime/themes/noctis_bordo.toml
@@ -49,6 +49,7 @@
 "markup.list" = "base08"
 "markup.quote" = "base0C"
 "markup.raw" = "base0B"
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 
 "diff.delta" = "base09"
 "diff.plus" = "base0B"
diff --git a/runtime/themes/nord.toml b/runtime/themes/nord.toml
index 7eba10ac..c653f539 100644
--- a/runtime/themes/nord.toml
+++ b/runtime/themes/nord.toml
@@ -95,6 +95,7 @@
 "markup.list" = "nord9"
 "markup.bold" = { modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.text" = "nord8"
 "markup.raw" = "nord7"
 
diff --git a/runtime/themes/onedark.toml b/runtime/themes/onedark.toml
index c4a56b90..9cab0901 100644
--- a/runtime/themes/onedark.toml
+++ b/runtime/themes/onedark.toml
@@ -30,6 +30,7 @@
 "markup.raw.inline" = { fg = "green" }
 "markup.bold" = { fg = "gold", modifiers = ["bold"] }
 "markup.italic" = { fg = "purple", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.list" = { fg = "red" }
 "markup.quote" = { fg = "yellow" }
 "markup.link.url" = { fg = "cyan", modifiers = ["underlined"]}
diff --git a/runtime/themes/onedarker.toml b/runtime/themes/onedarker.toml
index 7a6e4a62..33f900cc 100644
--- a/runtime/themes/onedarker.toml
+++ b/runtime/themes/onedarker.toml
@@ -31,6 +31,7 @@
 "markup.raw.block" = { fg = "white" }
 "markup.bold" = { fg = "gold", modifiers = ["bold"] }
 "markup.italic" = { fg = "purple", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.list" = { fg = "red" }
 "markup.quote" = { fg = "yellow" }
 "markup.link.url" = { fg = "blue", modifiers = ["underlined"]}
diff --git a/runtime/themes/onelight.toml b/runtime/themes/onelight.toml
index ad900a78..7c266979 100644
--- a/runtime/themes/onelight.toml
+++ b/runtime/themes/onelight.toml
@@ -48,6 +48,7 @@
 "markup.raw.inline" = { fg = "green", bg = "grey-200" }
 "markup.bold" = { fg = "yellow", modifiers = ["bold"] }
 "markup.italic" = { fg = "purple", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.list" = { fg = "light-blue" }
 "markup.quote" = { fg = "gray" }
 "markup.link.url" = { fg = "cyan", modifiers = ["underlined"] }
diff --git a/runtime/themes/papercolor-dark.toml b/runtime/themes/papercolor-dark.toml
index d4b62660..088658e9 100644
--- a/runtime/themes/papercolor-dark.toml
+++ b/runtime/themes/papercolor-dark.toml
@@ -31,6 +31,7 @@
 "markup.list" = "bright3"
 "markup.bold" = { fg = "foreground", modifiers = ["bold"] }
 "markup.italic" = { fg = "bright0", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "bright6", modifiers = ["underlined"] }
 "markup.link.text" = "bright2"
 "markup.link.label" = { fg = "regular2", modifiers = ["bold"] }
diff --git a/runtime/themes/papercolor-light.toml b/runtime/themes/papercolor-light.toml
index 0d3fc77c..c44c6709 100644
--- a/runtime/themes/papercolor-light.toml
+++ b/runtime/themes/papercolor-light.toml
@@ -32,6 +32,7 @@
 "markup.list" = "regular4"
 "markup.bold" = { fg = "foreground", modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "regular4", modifiers = ["underlined"] }
 "markup.link.text" = "bright2"
 "markup.link.label" = { fg = "regular7", modifiers = ["bold"] }
diff --git a/runtime/themes/penumbra+.toml b/runtime/themes/penumbra+.toml
index 62db2f8a..bc53e82e 100644
--- a/runtime/themes/penumbra+.toml
+++ b/runtime/themes/penumbra+.toml
@@ -95,6 +95,7 @@ error = "red"
 "markup.list" = "sky"
 "markup.bold" = { modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { modifiers = ["underlined"] }
 "markup.link.text" = "magenta"
 "markup.quote" = "green"
diff --git a/runtime/themes/pop-dark.toml b/runtime/themes/pop-dark.toml
index bd16f34b..2ee55903 100644
--- a/runtime/themes/pop-dark.toml
+++ b/runtime/themes/pop-dark.toml
@@ -103,6 +103,7 @@ namespace = { fg = 'orangeL' }
 'markup.list.unnumbered' = { fg = 'greenN' }
 'markup.bold' = { modifiers = ['bold'] }
 'markup.italic' = { modifiers = ['italic'] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 'markup.link' = { fg = 'blueD' }
 'markup.link.url' = { fg = 'blueL' }
 'markup.link.label' = { fg = 'blueH' }
diff --git a/runtime/themes/rasmus.toml b/runtime/themes/rasmus.toml
index 996271d3..3158a6a4 100644
--- a/runtime/themes/rasmus.toml
+++ b/runtime/themes/rasmus.toml
@@ -55,6 +55,7 @@
 "markup.list" = "gray07"
 "markup.bold" = { modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "cyan", modifiers = ["underlined"] }
 "markup.link.text" = "blue"
 "markup.raw" = "yellow"
diff --git a/runtime/themes/rose_pine.toml b/runtime/themes/rose_pine.toml
index 3386fffb..06e89306 100644
--- a/runtime/themes/rose_pine.toml
+++ b/runtime/themes/rose_pine.toml
@@ -143,6 +143,7 @@
 # "markup.list.numbered" = ""
 "markup.bold" = { modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link" = "iris"
 "markup.link.url" = { fg = "iris",  underline = { color = "iris", style = "line" } } 
 "markup.link.label" = "subtle"
diff --git a/runtime/themes/serika-dark.toml b/runtime/themes/serika-dark.toml
index 480dc2cc..ba9bd3b3 100644
--- a/runtime/themes/serika-dark.toml
+++ b/runtime/themes/serika-dark.toml
@@ -71,6 +71,7 @@
 "markup.list" = "cyan"
 "markup.bold" = { fg = "orange", modifiers = ["bold"] }
 "markup.italic" = { fg = "yellow", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = "cyan"
 "markup.link.text" = "pink"
 "markup.quote" = { fg = "yellow", modifiers = ["italic"] }
diff --git a/runtime/themes/serika-light.toml b/runtime/themes/serika-light.toml
index 8a62e23d..bac8b240 100644
--- a/runtime/themes/serika-light.toml
+++ b/runtime/themes/serika-light.toml
@@ -71,6 +71,7 @@
 "markup.list" = "cyan"
 "markup.bold" = { fg = "orange", modifiers = ["bold"] }
 "markup.italic" = { fg = "yellow", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = "cyan"
 "markup.link.text" = "pink"
 "markup.quote" = { fg = "yellow", modifiers = ["italic"] }
diff --git a/runtime/themes/snazzy.toml b/runtime/themes/snazzy.toml
index 110e2093..eb88c5eb 100644
--- a/runtime/themes/snazzy.toml
+++ b/runtime/themes/snazzy.toml
@@ -84,6 +84,7 @@
 "markup.list" = "cyan"
 "markup.bold" = { fg = "blue", modifiers = ["bold"] }
 "markup.italic" = { fg = "yellow", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = "cyan"
 "markup.link.text" = "magenta"
 "markup.quote" = { fg = "yellow", modifiers = ["italic"] }
diff --git a/runtime/themes/solarized_dark.toml b/runtime/themes/solarized_dark.toml
index a81c9299..6e5b790b 100644
--- a/runtime/themes/solarized_dark.toml
+++ b/runtime/themes/solarized_dark.toml
@@ -27,6 +27,7 @@
 "markup.list" = "red"
 "markup.bold" = { fg = "yellow", modifiers = ["bold"] }
 "markup.italic" = { fg = "magenta", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "yellow", modifiers = ["underlined"] }
 "markup.link.text" = "red"
 "markup.quote" = "cyan"
diff --git a/runtime/themes/solarized_light.toml b/runtime/themes/solarized_light.toml
index 849751e8..ba21b90e 100644
--- a/runtime/themes/solarized_light.toml
+++ b/runtime/themes/solarized_light.toml
@@ -27,6 +27,7 @@
 "markup.list" = "red"
 "markup.bold" = { fg = "yellow", modifiers = ["bold"] }
 "markup.italic" = { fg = "magenta", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "yellow", modifiers = ["underlined"] }
 "markup.link.text" = "red"
 "markup.quote" = "cyan"
diff --git a/runtime/themes/sonokai.toml b/runtime/themes/sonokai.toml
index 19f187d5..06aff50b 100644
--- a/runtime/themes/sonokai.toml
+++ b/runtime/themes/sonokai.toml
@@ -41,6 +41,7 @@
 "markup.list" = "red"
 "markup.bold" = { modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "blue", modifiers = ["underlined"] }
 "markup.link.text" = "purple"
 "markup.quote" = "grey"
diff --git a/runtime/themes/spacebones_light.toml b/runtime/themes/spacebones_light.toml
index f01b19dc..a62c7c82 100644
--- a/runtime/themes/spacebones_light.toml
+++ b/runtime/themes/spacebones_light.toml
@@ -34,6 +34,7 @@
 "markup.list" = "theme_red"
 "markup.bold" = { fg = "theme_yellow", modifiers = ["bold"] }
 "markup.italic" = { fg = "theme_magenta", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "theme_yellow", modifiers = ["underlined"] }
 "markup.link.text" = "theme_red"
 "markup.quote" = "theme_cyan"
diff --git a/runtime/themes/tokyonight.toml b/runtime/themes/tokyonight.toml
index 35ceaeba..4b082dc7 100644
--- a/runtime/themes/tokyonight.toml
+++ b/runtime/themes/tokyonight.toml
@@ -64,6 +64,7 @@
 "markup.list" = { fg = "cyan" }
 "markup.bold" = { fg = "orange", modifiers = ["bold"] }
 "markup.italic" = { fg = "yellow", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "green" }
 "markup.link.text" = { fg = "light-gray" }
 "markup.quote" = { fg = "yellow", modifiers = ["italic"] }
diff --git a/theme.toml b/theme.toml
index c7b5dc84..b67eaecc 100644
--- a/theme.toml
+++ b/theme.toml
@@ -31,6 +31,7 @@ label = "honey"
 "markup.heading" = "lilac"
 "markup.bold" = { modifiers = ["bold"] }
 "markup.italic" = { modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
 "markup.link.url" = { fg = "silver", modifiers = ["underlined"] }
 "markup.link.text" = "almond"
 "markup.raw" = "almond"