diff --git a/src/config.cpp b/src/config.cpp
index d3921a4..2876edc 100644
--- a/src/config.cpp
+++ b/src/config.cpp
@@ -83,9 +83,10 @@ bool validateChecksum(uint32_t checksumEEPROM, Config &tmp) {
 }
 
 void config_defaults() {
-  config.mode = GAME_OF_LIFE_GRAYSCALE;
+  config.mode = COUNT_DOWN_SLEEP;
   config.speed = 1.0;
   config.brightness = 16;
+  config.date = {0};
   Serial.printf("Config DEFAULTS loaded.\n");
 }
 
diff --git a/src/config.h b/src/config.h
index be1ff0d..a0cf06b 100644
--- a/src/config.h
+++ b/src/config.h
@@ -7,6 +7,7 @@ struct Config {
     ModeId mode;
     double speed;
     uint8_t brightness;
+    tm date;
 };
 
 extern Config config;
diff --git a/src/display/Display.cpp b/src/display/Display.cpp
index 9d059d6..c374b69 100644
--- a/src/display/Display.cpp
+++ b/src/display/Display.cpp
@@ -106,6 +106,34 @@ bool SYMBOLS[SYMBOL_COUNT][DISPLAY_CHAR_WIDTH * DISPLAY_CHAR_HEIGHT] = {
         X, _, _,
         _, _, X,
     },
+    {
+        X, X, X,
+        _, X, _,
+        _, X, _,
+        _, X, _,
+        _, X, _,
+    },
+    {
+        _, X, _,
+        X, _, X,
+        X, X, X,
+        X, _, X,
+        X, _, X,
+    },
+    {
+        _, X, X,
+        X, _, _,
+        X, X, X,
+        X, _, X,
+        _, X, _,
+    },
+    {
+        X, X, X,
+        X, _, _,
+        X, X, X,
+        X, _, _,
+        X, X, X,
+    },
     // this must always be the last symbol (fallback)
     {
         X, X, X,
diff --git a/src/display/Display.h b/src/display/Display.h
index 0fd9a34..07607a5 100644
--- a/src/display/Display.h
+++ b/src/display/Display.h
@@ -5,9 +5,16 @@
 #include "Adafruit_NeoPixel.h"
 #include "Vector.h"
 
-#define SYMBOL_COUNT          16
+#define SYMBOL_COUNT          20
+
 #define SYMBOL_DASH           13
 #define SYMBOL_PERCENT        14
+
+#define SYMBOL_T              15
+#define SYMBOL_A              16
+#define SYMBOL_G              17
+#define SYMBOL_E              18
+
 #define DISPLAY_CHAR_WIDTH    3
 #define DISPLAY_CHAR_HEIGHT   5
 
diff --git a/src/mode.cpp b/src/mode.cpp
index 8bcbba2..b82ea1e 100644
--- a/src/mode.cpp
+++ b/src/mode.cpp
@@ -99,10 +99,13 @@ void loadNewMode() {
       mode = new SpaceInvaders(display);
       break;
     case COUNT_DOWN:
-      mode = new CountDown(display, false);
+      mode = new CountDown(display, false, false);
       break;
     case COUNT_DOWN_BARS:
-      mode = new CountDown(display, true);
+      mode = new CountDown(display, true, false);
+      break;
+    case COUNT_DOWN_SLEEP:
+      mode = new CountDown(display, false, true);
       break;
     case STARFIELD:
       mode = new Starfield(display);
diff --git a/src/mode/CountDown/CountDown.h b/src/mode/CountDown/CountDown.h
index 329b234..bbba1b4 100644
--- a/src/mode/CountDown/CountDown.h
+++ b/src/mode/CountDown/CountDown.h
@@ -14,14 +14,22 @@ private:
 
     uint16_t days = 0;
 
+    uint16_t hours = 0;
+
+    uint16_t minutes = 0;
+
+    uint16_t seconds = 0;
+
     uint8_t level = 0;
 
     bool bars;
 
+    bool plus1DayForSleepingCount;
+
 public:
 
-    CountDown(Display &display, bool bars) :
-        Mode(display), bars(bars) {
+    CountDown(Display &display, bool bars, bool plus1DayForSleepingCount) :
+        Mode(display), bars(bars), plus1DayForSleepingCount(plus1DayForSleepingCount) {
       for (auto &firework: fireworks) {
         firework.init(display);
       }
@@ -40,25 +48,45 @@ protected:
     void step(microseconds_t microseconds) override {
       if (!realtimeOK) {
         setMode(NO_TIME);
-      } else if (now.tm_mon != 1 || now.tm_mday != 1 || now.tm_hour != 0) {
-        days = getDayCountForYear(now.tm_year) - now.tm_yday - 1;
-        setMode(COUNTDOWN);
-        if (days == 0) {
-          loopLastDay();
-        } else {
-          loopMultipleDays();
-        }
-      } else {
+        return;
+      }
+      if (dateReached()) {
         setMode(FIREWORK);
         for (auto &firework: fireworks) {
           firework.step(microseconds);
         }
         markDirty();
+        return;
+      }
+
+      // GRRRRRRR...
+      config.date.tm_year -= 1900;
+      config.date.tm_mon -= 1;
+      const time_t dateEpochSeconds = mktime(&config.date);
+      config.date.tm_year += 1900;
+      config.date.tm_mon += 1;
+      // ---
+
+      const double diffSeconds = difftime(dateEpochSeconds, nowEpochSeconds);
+      days = (int) floor(diffSeconds / (24 * 60 * 60));
+      hours = (int) floor(diffSeconds / (60 * 60)) % 24;
+      minutes = (int) floor(diffSeconds / 60) % 60;
+      seconds = (int) diffSeconds % 60;
+//      Serial.printf("now=%4d.%02d.%02d (%ld), conf=%4d.%02d.%02d (%ld), diff=%f, %dd %2d:%02d:%02d\n",
+//                    now.tm_year, now.tm_mon, now.tm_mday, nowEpochSeconds,
+//                    config.date.tm_year, config.date.tm_mon, config.date.tm_mday, dateEpochSeconds,
+//                    diffSeconds,
+//                    days, hours, minutes, seconds);
+      setMode(COUNTDOWN);
+      if (days == 0) {
+        loopLastDay();
+      } else {
+        loopMultipleDays();
       }
     }
 
     void loopLastDay() {
-      int levelTmp = (int) round(32 * realtimeMilliseconds / 1000.0);;
+      int levelTmp = (int) round(32 * realtimeMilliseconds / 1000.0);
       if (level != levelTmp) {
         level = levelTmp;
         markDirty();
@@ -71,17 +99,21 @@ protected:
       }
     }
 
+    bool dateReached() {
+      return now.tm_year == config.date.tm_year && now.tm_mon == config.date.tm_mon && now.tm_mday == config.date.tm_mday;
+    }
+
     void draw(Display &display) override {
       display.clear();
       if (!realtimeOK) {
         drawNoTime(display);
-      } else if (now.tm_mon == 1 && now.tm_mday == 1 && now.tm_hour == 0) {
+      } else if (dateReached()) {
         for (auto &firework: fireworks) {
           firework.draw(display);
         }
         drawYear(display, now.tm_year);
       } else {
-        drawCountdown(display, now);
+        drawCountdown(display);
       }
     }
 
@@ -102,25 +134,37 @@ private:
       }
     }
 
-    void drawCountdown(Display &display, const tm &now) {
-      uint8_t hours = (24 - now.tm_hour - (now.tm_min > 0 || now.tm_sec > 0 ? 1 : 0));
-      uint8_t minutes = (60 - now.tm_min - (now.tm_sec > 0 ? 1 : 0)) % 60;
-      uint8_t seconds = (60 - now.tm_sec) % 60;
-      if (days <= 0 && bars) {
-        drawCountdownBars(display, hours, minutes, seconds);
+    void drawCountdown(Display &display) {
+      if (plus1DayForSleepingCount) {
+        drawSleepingCount(display);
+      } else if (days <= 0 && bars) {
+        drawCountdownBars(display);
       } else {
-        drawCountdownNumbers(display, hours, minutes, seconds);
+        drawCountdownNumbers(display);
       }
     }
 
-    void drawCountdownBars(Display &display, uint8_t hours, uint8_t minutes, uint8_t seconds) {
-      drawBar(display, 0, 0, 24, 1, 0, 24, hours, RED, MAGENTA, 0);
-      drawBar(display, 0, 2, 30, 2, 0, 60, minutes, BLUE, VIOLET, 5);
-      drawBar(display, 0, 5, 30, 2, 0, 60, seconds, GREEN, YELLOW, 5);
+    void drawSleepingCount(Display &display) const {
+      int sleepCount = days + 1;
+      int y = 1;
+      uint8_t x = display.print2(3 * (DISPLAY_CHAR_WIDTH + 1), y, sleepCount, WHITE);
+      x += 2;
+      x += display.print(x, y, SYMBOL_T, WHITE, true) + 1;
+      x += display.print(x, y, SYMBOL_A, WHITE, true) + 1;
+      x += display.print(x, y, SYMBOL_G, WHITE, true) + 1;
+      if (sleepCount != 1) {
+        display.print(x, y, SYMBOL_E, WHITE, true);
+      }
     }
 
-    void drawBar(Display &display, uint8_t _x, uint8_t _y, uint8_t _w, uint8_t _h, uint8_t min, uint8_t max, uint8_t value, const Color &color, const Color &tickColor, uint8_t ticks) {
-      auto totalOnCount = (uint8_t) round(((double) value - min) / (max - min) * _w * _h);
+    void drawCountdownBars(Display &display) const {
+      drawBar(display, 0, 24, 1, 24, hours, RED, MAGENTA, 0);
+      drawBar(display, 2, 30, 2, 60, minutes, BLUE, VIOLET, 5);
+      drawBar(display, 5, 30, 2, 60, seconds, GREEN, YELLOW, 5);
+    }
+
+    static void drawBar(Display &display, uint8_t _y, uint8_t _w, uint8_t _h, uint8_t max, uint8_t value, const Color &color, const Color &tickColor, uint8_t ticks) {
+      auto totalOnCount = (uint8_t) round((double) value / max * _w * _h);
       uint8_t doneOnCount = 0;
       for (uint8_t y = 0; y < _h; y++) {
         for (uint8_t x = 0; x < _w; x++) {
@@ -134,20 +178,12 @@ private:
               c = tickColor;
             }
           }
-          display.set(_x + x, _y + y, c);
+          display.set(x, _y + y, c);
         }
       }
     }
 
-    static Color factor(Color color, double factor) {
-      return {
-          (uint8_t) round(color.r * factor),
-          (uint8_t) round(color.g * factor),
-          (uint8_t) round(color.b * factor),
-      };
-    }
-
-    void drawCountdownNumbers(Display &display, uint8_t hours, uint8_t minutes, uint8_t seconds) const {
+    void drawCountdownNumbers(Display &display) const {
       uint8_t x = 0;
       if (days > 0) {
         drawDay(display, days, &x);
@@ -179,40 +215,36 @@ private:
       x += display.print(x, 1, 10, WHITE, true);
       x += display.print(x, 1, SYMBOL_DASH, WHITE, true);
       x++;
-      x += display.print(x, 1, SYMBOL_DASH, WHITE, true);
+      display.print(x, 1, SYMBOL_DASH, WHITE, true);
     }
 
     static void drawDay(Display &display, int days, uint8_t *x) {
       if (days >= 100) {
-        *x += display.print(*x, 1, days / 100, WHITE, true);
+        *x += display.print(*x, 1, days / 100, WHITE, true) + 1;
       } else {
-        *x += 3;
+        *x += DISPLAY_CHAR_WIDTH + 1;
       }
-      (*x)++;
 
       if (days >= 10) {
-        *x += display.print(*x, 1, days / 10 % 10, WHITE, true);
+        *x += display.print(*x, 1, days / 10 % 10, WHITE, true) + 1;
       } else {
-        *x += 3;
+        *x += DISPLAY_CHAR_WIDTH + 1;
       }
-      (*x)++;
 
       *x += display.print(*x, 1, days % 10, WHITE, true);
     }
 
     static void drawHour(Display &display, int days, int hours, uint8_t *x) {
       if (days > 0 || hours >= 10) {
-        *x += display.print(*x, 1, hours / 10, WHITE, true);
+        *x += display.print(*x, 1, hours / 10, WHITE, true) + 1;
       } else {
-        *x += 3;
+        *x += DISPLAY_CHAR_WIDTH + 1;
       }
-      (*x)++;
       *x += display.print(*x, 1, hours % 10, WHITE, true);
     }
 
     static void draw2Digit(Display &display, int value, uint8_t *x) {
-      *x += display.print(*x, 1, value / 10, WHITE, true);
-      (*x)++;
+      *x += display.print(*x, 1, value / 10, WHITE, true) + 1;
       *x += display.print(*x, 1, value % 10, WHITE, true);
     }
 
@@ -234,23 +266,12 @@ private:
       }
     }
 
-    static int getDayCountForYear(int year) {
-      bool leapYear = year % 4 == 0 && (year % 400 == 0 || year % 100 != 0);
-      if (leapYear) {
-        return 366;
-      }
-      return 365;
-    }
-
     static void drawYear(Display &display, int year) {
       uint8_t x = 8;
-      x += display.print(x, 1, year / 1000 % 10, WHITE, true);
-      x++;
-      x += display.print(x, 1, year / 100 % 10, WHITE, true);
-      x++;
-      x += display.print(x, 1, year / 10 % 10, WHITE, true);
-      x++;
-      x += display.print(x, 1, year / 1 % 10, WHITE, true);
+      x += display.print(x, 1, year / 1000 % 10, WHITE, true) + 1;
+      x += display.print(x, 1, year / 100 % 10, WHITE, true) + 1;
+      x += display.print(x, 1, year / 10 % 10, WHITE, true) + 1;
+      display.print(x, 1, year / 1 % 10, WHITE, true);
     }
 
 };
diff --git a/src/mode/Mode.h b/src/mode/Mode.h
index e59b1a9..9536657 100644
--- a/src/mode/Mode.h
+++ b/src/mode/Mode.h
@@ -21,6 +21,7 @@ enum ModeId {
     SPACE_INVADERS,
     COUNT_DOWN,
     COUNT_DOWN_BARS,
+    COUNT_DOWN_SLEEP,
     STARFIELD,
     MATRIX,
     POWER,
@@ -63,7 +64,7 @@ protected:
 
     milliseconds_t realtimeMilliseconds = 0;
 
-    time_t epoch = 0;
+    time_t nowEpochSeconds = 0;
 
     virtual void tick(uint8_t index, microseconds_t microseconds) {};
 
@@ -127,9 +128,9 @@ private:
       tmp += ((FAKE_DAYS * 24 + FAKE_HOURS) * 60 + FAKE_MINUTES) * 60 + FAKE_SECONDS;
       realtimeOK = tmp > 1600000000;
       if (realtimeOK) {
-        realtimeChanged = epoch != tmp;
+        realtimeChanged = nowEpochSeconds != tmp;
         if (realtimeChanged) {
-          epoch = tmp;
+          nowEpochSeconds = tmp;
           localtime_r(&tmp, &now);
           now.tm_year += 1900;
           now.tm_mon += 1;
diff --git a/src/server.cpp b/src/server.cpp
index 7c26226..37f5591 100644
--- a/src/server.cpp
+++ b/src/server.cpp
@@ -13,7 +13,7 @@ body {
   font-size: 8vw;
   margin: 0;
 }
-button{
+button.player{
   width: 33vmin;
   height: 33vmin;
   font-size: 9vw;
@@ -61,6 +61,8 @@ void web_fps_on();
 
 void web_fps_off();
 
+void web_config_date();
+
 void server_setup() {
   server.on("/", web_index);
   server.on("/player", web_player);
@@ -73,6 +75,7 @@ void server_setup() {
   server.on("/slower", web_slower);
   server.on("/fps/on", web_fps_on);
   server.on("/fps/off", web_fps_off);
+  server.on("/config/date", web_config_date);
   server.begin();
 }
 
@@ -103,10 +106,11 @@ void web_index() {
   server.sendContent(R"(<a onclick="get('/mode?mode=8');">SPACE_INVADERS</a><br>)");
   server.sendContent(R"(<a onclick="get('/mode?mode=9');">COUNT_DOWN</a><br>)");
   server.sendContent(R"(<a onclick="get('/mode?mode=10');">COUNT_DOWN_BARS</a><br>)");
-  server.sendContent(R"(<a onclick="get('/mode?mode=11');">STARFIELD</a><br>)");
-  server.sendContent(R"(<a onclick="get('/mode?mode=12');">MATRIX</a><br>)");
-  server.sendContent(R"(<a onclick="get('/mode?mode=13');">POWER</a><br>)");
-  server.sendContent(R"(<a onclick="get('/mode?mode=14');">ENERGY</a><br>)");
+  server.sendContent(R"(<a onclick="get('/mode?mode=11');">COUNT_DOWN_SLEEP</a><br>)");
+  server.sendContent(R"(<a onclick="get('/mode?mode=12');">STARFIELD</a><br>)");
+  server.sendContent(R"(<a onclick="get('/mode?mode=13');">MATRIX</a><br>)");
+  server.sendContent(R"(<a onclick="get('/mode?mode=14');">POWER</a><br>)");
+  server.sendContent(R"(<a onclick="get('/mode?mode=15');">ENERGY</a><br>)");
   server.sendContent(R"(</p>)");
 
   server.sendContent(R"(<p>)");
@@ -114,6 +118,14 @@ void web_index() {
   server.sendContent(R"(Geschwindigkeit: <a onclick="get('/faster');">+</a> / <a onclick="get('/slower');">-</a><br>)");
   server.sendContent(R"(FPS: <a onclick="get('/fps/on');">EIN</a> / <a onclick="get('/fps/off');">AUS</a><br>)");
   server.sendContent(R"(</p>)");
+
+  server.sendContent(R"(<p>)");
+  server.sendContent(R"(<input type="number" min="1900" max="3000" step="1" name="year" id="year">)");
+  server.sendContent(R"(<input type="number" min="1" max="12" step="1" name="month" id="month">)");
+  server.sendContent(R"(<input type="number" min="1" max="31" step="1" name="day" id="day">)");
+  server.sendContent(R"(<button onclick="get('/config/date?year=' + document.getElementById('year').value + '&month=' + document.getElementById('month').value + '&day=' + document.getElementById('day').value);">Datum setzen</button>)");
+  server.sendContent(R"(</p>)");
+
   server.client().flush();
 }
 
@@ -141,7 +153,7 @@ void web_player() {
   server.sendContent(R"(<td><a href='/'>&larr;</td>)");
 
   server.sendContent(R"(<td>)");
-  snprintf(buffer, sizeof buffer, R"(<button onclick="get('/player/move?index=%d&x=0&y=-1');">&uarr;</button><br>)", index);
+  snprintf(buffer, sizeof buffer, R"(<button class="player" onclick="get('/player/move?index=%d&x=0&y=-1');">&uarr;</button><br>)", index);
   server.sendContent(buffer);
   server.sendContent(R"(</td>)");
 
@@ -152,17 +164,17 @@ void web_player() {
   server.sendContent(R"(<tr>)");
 
   server.sendContent(R"(<td>)");
-  snprintf(buffer, sizeof buffer, R"(<button onclick="get('/player/move?index=%d&x=-1&y=0');">&larr;</button><br>)", index);
+  snprintf(buffer, sizeof buffer, R"(<button class="player" onclick="get('/player/move?index=%d&x=-1&y=0');">&larr;</button><br>)", index);
   server.sendContent(buffer);
   server.sendContent(R"(</td>)");
 
   server.sendContent(R"(<td>)");
-  snprintf(buffer, sizeof buffer, R"(<button onclick="get('/player/fire?index=%d');">X</button><br>)", index);
+  snprintf(buffer, sizeof buffer, R"(<button class="player" onclick="get('/player/fire?index=%d');">X</button><br>)", index);
   server.sendContent(buffer);
   server.sendContent(R"(</td>)");
 
   server.sendContent(R"(<td>)");
-  snprintf(buffer, sizeof buffer, R"(<button onclick="get('/player/move?index=%d&x=+1&y=0');">&rarr;</button><br>)", index);
+  snprintf(buffer, sizeof buffer, R"(<button class="player" onclick="get('/player/move?index=%d&x=+1&y=0');">&rarr;</button><br>)", index);
   server.sendContent(buffer);
   server.sendContent(R"(</td>)");
 
@@ -173,7 +185,7 @@ void web_player() {
   server.sendContent(R"(<td>&nbsp;</td>)");
 
   server.sendContent(R"(<td>)");
-  snprintf(buffer, sizeof buffer, R"(<button onclick="get('/player/move?index=%d&x=0&y=+1');">&darr;</button><br>)", index);
+  snprintf(buffer, sizeof buffer, R"(<button class="player" onclick="get('/player/move?index=%d&x=0&y=+1');">&darr;</button><br>)", index);
   server.sendContent(buffer);
   server.sendContent(R"(</td>)");
 
@@ -272,3 +284,19 @@ void web_fps_off() {
   display.fpsShow = false;
   server.send(200);
 }
+
+void web_config_date() {
+  double year = strtod(server.arg("year").c_str(), nullptr);
+  double month = strtod(server.arg("month").c_str(), nullptr);
+  double day = strtod(server.arg("day").c_str(), nullptr);
+  if (!isnan(year)) {
+    config.date.tm_year = (int) year;
+    config.date.tm_mon = (int) month;
+    config.date.tm_mday = (int) day;
+    config.date.tm_hour = 0;
+    config.date.tm_min = 0;
+    config.date.tm_sec = 0;
+    server.send(200);
+  }
+  server.send(400);
+}