#winfore-map {
    width: 100%;
    height: 600px;
}

/* Leaflet-Tiles (Canvas) dürfen KEIN border/outline bekommen – verhindert weiße Striche */
#winfore-map .leaflet-tile,
#winfore-map canvas.leaflet-tile {
  border: 0 !important;
  outline: 0 !important;
  box-shadow: none !important;
  background: transparent !important;
}

/* auch generische Theme-Regeln auf canvas neutralisieren */
#winfore-map canvas {
  border: 0 !important;
  outline: 0 !important;
  box-shadow: none !important;
}