diff --git a/package.json b/package.json
index 211c71d..94ced22 100644
--- a/package.json
+++ b/package.json
@@ -20,6 +20,7 @@
     "@vueuse/router": "^10.3.0",
     "bulma": "^0.9.4",
     "date-fns": "^2.30.0",
+    "fontfaceobserver": "^2.3.0",
     "isomorphic-fetch": "^3.0.0",
     "markdown-it": "^13.0.2",
     "markdown-it-block-embed": "^0.0.3",
@@ -43,6 +44,7 @@
   "devDependencies": {
     "@babel/core": "^7.23.3",
     "@rushstack/eslint-patch": "^1.5.1",
+    "@types/fontfaceobserver": "^2.1.3",
     "@types/markdown-it": "^13.0.6",
     "@types/node": "^20.9.0",
     "@types/pouchdb-browser": "^6.1.5",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index d3a7cb5..e4e0ddc 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -34,6 +34,9 @@ dependencies:
   date-fns:
     specifier: ^2.30.0
     version: 2.30.0
+  fontfaceobserver:
+    specifier: ^2.3.0
+    version: 2.3.0
   isomorphic-fetch:
     specifier: ^3.0.0
     version: 3.0.0
@@ -99,6 +102,9 @@ devDependencies:
   '@rushstack/eslint-patch':
     specifier: ^1.5.1
     version: 1.5.1
+  '@types/fontfaceobserver':
+    specifier: ^2.1.3
+    version: 2.1.3
   '@types/markdown-it':
     specifier: ^13.0.6
     version: 13.0.6
@@ -2358,6 +2364,10 @@ packages:
   /@types/estree@1.0.1:
     resolution: {integrity: sha512-LG4opVs2ANWZ1TJoKc937iMmNstM/d0ae1vNbnBvBhqCSezgVUOzcLCqbI5elV8Vy6WKwKjaqR+zO9VKirBBCA==}
 
+  /@types/fontfaceobserver@2.1.3:
+    resolution: {integrity: sha512-AewfFg9iUfoUZ4EfKxhBaEuzY2TUS+Hm0vXWMPcJRY7C4wC9XtW20lPVYHTcWVZYq1uthCEa5APl7RAX7jr2Xg==}
+    dev: true
+
   /@types/json-schema@7.0.12:
     resolution: {integrity: sha512-Hr5Jfhc9eYOQNPYO5WLDq/n4jqijdHNlDXjuAQkkt+mWdQR+XJToOHrsD4cPaMXpn6KO7y2+wM8AZEs8VpBLVA==}
     dev: true
@@ -3981,6 +3991,10 @@ packages:
     resolution: {integrity: sha512-5nqDSxl8nn5BSNxyR3n4I6eDmbolI6WT+QqR547RwxQapgjQBmtktdP+HTBb/a/zLsbzERTONyUB5pefh5TtjQ==}
     dev: true
 
+  /fontfaceobserver@2.3.0:
+    resolution: {integrity: sha512-6FPvD/IVyT4ZlNe7Wcn5Fb/4ChigpucKYSvD6a+0iMoLn2inpo711eyIcKjmDtE5XNcgAkSH9uN/nfAeZzHEfg==}
+    dev: false
+
   /for-each@0.3.3:
     resolution: {integrity: sha512-jqYfLp7mo9vIyQf8ykW2v7A+2N4QjeCeI5+Dz9XraiO1ign81wjiH7Fb9vSOWvQfNtmSa4H2RoQTrrXivdUZmw==}
     dependencies: