diff --git a/api/advent22_api/core/advent_image.py b/api/advent22_api/core/advent_image.py
index 3a9b585..74003d2 100644
--- a/api/advent22_api/core/advent_image.py
+++ b/api/advent22_api/core/advent_image.py
@@ -39,7 +39,7 @@ class AdventImage:
         # skalieren
         return cls(
             img.resize(
-                size=(500, 500),
+                size=(1000, 1000),
                 resample=Image.LANCZOS,
             )
         )
diff --git a/api/advent22_api/core/calendar_config.py b/api/advent22_api/core/calendar_config.py
index c0b7fae..210ed34 100644
--- a/api/advent22_api/core/calendar_config.py
+++ b/api/advent22_api/core/calendar_config.py
@@ -36,7 +36,7 @@ class CalendarConfig(BaseModel):
         """
 
         await WebDAV.write_str(
-            path=f"files/{cfg.puzzle.calendar}",
+            path=f"files/{cfg.calendar}",
             content=tomli_w.dumps(self.model_dump()),
         )
 
@@ -48,5 +48,5 @@ async def get_calendar_config(
     Kalender Konfiguration lesen
     """
 
-    txt = await WebDAV.read_str(path=f"files/{cfg.puzzle.calendar}")
+    txt = await WebDAV.read_str(path=f"files/{cfg.calendar}")
     return CalendarConfig.model_validate(tomllib.loads(txt))
diff --git a/api/advent22_api/core/config.py b/api/advent22_api/core/config.py
index 3039d78..0a11472 100644
--- a/api/advent22_api/core/config.py
+++ b/api/advent22_api/core/config.py
@@ -11,9 +11,13 @@ class User(BaseModel):
     password: str
 
 
-class Server(BaseModel):
-    # Dateiname Schriftart
-    font: str
+class Puzzle(BaseModel):
+    # Titel
+    # TODO
+    title: str
+
+    # Lösungswort
+    solution: str
 
     # Tag, an dem der Kalender startet
     # TODO penner
@@ -28,12 +32,32 @@ class Server(BaseModel):
     close_after: int = 90
 
 
-class Puzzle(BaseModel):
-    # Titel
-    title: str
+class TTFont(BaseModel):
+    # Dateiname (in "/files")
+    file: str
 
-    # Lösungswort
-    solution: str
+    # Schriftgröße für den Font
+    size: int = 50
+
+
+class Image(BaseModel):
+    # Quadrat, Seitenlänge in px
+    # TODO penner
+    size: int = 1000
+
+    # Rand in px, wo keine Buchstaben untergebracht werden
+    # TODO penner
+    border: int = 60
+
+    # Schriftarten
+    # TODO
+    fonts: list[TTFont]
+
+
+class Config(BaseModel):
+    admin: User
+    puzzle: Puzzle
+    image: Image
 
     # Kalenderdefinition
     calendar: str = "default.toml"
@@ -42,12 +66,6 @@ class Puzzle(BaseModel):
     random_seed: str = ""
 
 
-class Config(BaseModel):
-    admin: User
-    server: Server
-    puzzle: Puzzle
-
-
 async def get_config() -> Config:
     """
     Globale Konfiguration lesen
diff --git a/api/advent22_api/core/depends.py b/api/advent22_api/core/depends.py
index 05de953..8e10534 100644
--- a/api/advent22_api/core/depends.py
+++ b/api/advent22_api/core/depends.py
@@ -113,14 +113,14 @@ async def gen_day_auto_image(
     rnd = await Random.get(day)
 
     font = ImageFont.truetype(
-        font=BytesIO(await WebDAV.read_bytes(f"files/{cfg.server.font}")),
-        size=50,
+        font=BytesIO(await WebDAV.read_bytes("files/Lena.ttf")),  # TODO
+        size=100,
     )
 
     # Buchstaben verstecken
     for letter in day_parts[day]:
         await image.hide_text(
-            xy=cast(_XY, tuple(rnd.choices(range(30, 470), k=2))),
+            xy=cast(_XY, tuple(rnd.choices(range(60, 940), k=2))),
             text=letter,
             font=font,
         )
diff --git a/api/advent22_api/core/helpers.py b/api/advent22_api/core/helpers.py
index 89bbb39..9be5fa5 100644
--- a/api/advent22_api/core/helpers.py
+++ b/api/advent22_api/core/helpers.py
@@ -18,7 +18,7 @@ class Random(random.Random):
     @classmethod
     async def get(cls, bonus_salt: Any = "") -> Self:
         cfg = await get_config()
-        return cls(f"{cfg.puzzle.solution}{cfg.puzzle.random_seed}{bonus_salt}")
+        return cls(f"{cfg.puzzle.solution}{cfg.random_seed}{bonus_salt}")
 
     def shuffled(self, population: Sequence[T]) -> Sequence[T]:
         return self.sample(population, k=len(population))
diff --git a/api/advent22_api/routers/admin.py b/api/advent22_api/routers/admin.py
index 478cd74..7a8e2b5 100644
--- a/api/advent22_api/routers/admin.py
+++ b/api/advent22_api/routers/admin.py
@@ -6,7 +6,7 @@ from pydantic import BaseModel
 from advent22_api.core.helpers import EventDates
 
 from ..core.calendar_config import CalendarConfig, DoorsSaved, get_calendar_config
-from ..core.config import Config, get_config
+from ..core.config import Config, Image, get_config
 from ..core.depends import get_all_event_dates, get_all_image_names, get_all_parts
 from ..core.settings import SETTINGS
 from ._security import require_admin, user_is_admin
@@ -34,15 +34,6 @@ class ConfigModel(BaseModel):
         config_file: str
         background: str
 
-    class __Image(BaseModel):
-        class __Font(BaseModel):
-            file: str
-            size: int
-
-        size: int
-        border: int
-        fonts: list[__Font]
-
     class __WebDAV(BaseModel):
         url: str
         cache_ttl: int
@@ -50,7 +41,7 @@ class ConfigModel(BaseModel):
 
     puzzle: __Puzzle
     calendar: __Calendar
-    image: __Image
+    image: Image
     webdav: __WebDAV
 
 
@@ -73,17 +64,13 @@ async def get_config_model(
                 "next": event_dates.next,
                 "last": event_dates.last,
                 "end": event_dates.end,
-                "seed": cfg.puzzle.random_seed,
+                "seed": cfg.random_seed,
             },
             "calendar": {
-                "config_file": cfg.puzzle.calendar,
+                "config_file": cfg.calendar,
                 "background": cal_cfg.background,
             },
-            "image": {
-                "size": 500,  # TODO
-                "border": 30,  # TODO
-                "fonts": [{"file": cfg.server.font, "size": 50}],  # TODO
-            },
+            "image": cfg.image,
             "webdav": {
                 "url": SETTINGS.webdav.url,
                 "cache_ttl": SETTINGS.webdav.cache_ttl,