#kuchen-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: auto;
  max-width: 50%;
}

img.kuchen-hintergrund {
  position: relative;
  max-width: 100%;
  opacity: 0.4;
}

img.kuchen-vordergrund {
  position: relative;
}

#streak {
  position: relative;
}

.klassen-navigation {
  list-style-type: none;
  margin: auto;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

ul.klassen-navigation li {
  display: block;
  padding: 14px 16px;
  text-decoration: none;
}

ul li:hover {
  background-color: #111111;
}

.konfetti-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none; /* Prevent interaction */
  overflow: hidden;
}

@keyframes konfetti-fall {
  0% {
    transform: translateY(-100%) rotate(0deg);
    opacity: 1;
  }
  100% {
    transform: translateY(100vh) rotate(360deg);
    opacity: 0.8;
  }
}

.konfetti-stueck {
  position: absolute;
  width: 10px;
  height: 20px;
  background: var(--konfetti-color, red);
  opacity: 0.9;
  animation: konfetti-fall var(--fall-dauer, 4s) linear infinite;
}

/* Randomize confetti properties */
.konfetti-stueck:nth-child(1) {
  left: 10%;
  --konfetti-farbe: #ff6347;
  --fall-dauer: 3s;
}
.konfetti-stueck:nth-child(2) {
  left: 25%;
  --konfetti-farbe: #ffa500;
  --fall-dauer: 5s;
}
.konfetti-stueck:nth-child(3) {
  left: 40%;
  --konfetti-farbe: #32cd32;
  --fall-dauer: 4.5s;
}
.konfetti-stueck:nth-child(4) {
  left: 60%;
  --konfetti-farbe: #1e90ff;
  --fall-dauer: 3.5s;
}
.konfetti-stueck:nth-child(5) {
  left: 80%;
  --konfetti-farbe: #ff69b4;
  --fall-dauer: 6s;
}