diff --git a/api/advent22_api/routers/days.py b/api/advent22_api/routers/days.py
index fa97652..6994e16 100644
--- a/api/advent22_api/routers/days.py
+++ b/api/advent22_api/routers/days.py
@@ -138,6 +138,7 @@ async def get_average_color(
     response_class=StreamingResponse,
 )
 async def get_picture_for_day(
+    index: int,
     letter: str = Depends(get_letter),
     img: Image.Image = Depends(load_picture_standard),
 ) -> StreamingResponse:
@@ -149,7 +150,8 @@ async def get_picture_for_day(
     font = ImageFont.truetype("Lena.ttf", 50)
 
     # Position des Buchstaben bestimmen
-    xy = (100, 150)
+    rnd = random.Random(f"{loesungswort}{index}")
+    xy = tuple(rnd.choices(range(30, 370), k=2))
 
     # betroffenen Bildbereich bestimmen
     text_box = await get_text_box(
@@ -168,6 +170,7 @@ async def get_picture_for_day(
 
         # etwas heller/dunkler machen
         tc_h, tc_s, tc_v = colorsys.rgb_to_hsv(*text_color)
+        tc_v = int((tc_v - 127) * 0.97) + 127
 
         if tc_v < 127:
             tc_v += 3