.question-mark {
  position: fixed; /* Changed from absolute to fixed */
  top: -50px;
  font-size: 30px;
  color: #001f3f;
  animation: fallQuestionMarks linear infinite;
  pointer-events: none; /* Prevent interaction */
  z-index: 999;
}

@keyframes fallQuestionMarks {
  0% {
    transform: translateY(0) rotate3d(0, 0, 0, 0deg);
    opacity: 1;
  }
  100% {
    transform: translateY(100vh)
      rotate3d(var(--rotX), var(--rotY), var(--rotZ), var(--angle))
      translateX(var(--translateX));
    opacity: 0;
  }
}

@media (max-width: 768px) {
  .question-mark {
    font-size: 15px;
  }
}

@media (max-width: 480px) {
  .question-mark {
    font-size: 10px;
  }
}

.thought {
  box-sizing: border-box;
  display: flex;
  background-color: #fff;
  padding: 20px;
  border-radius: 50px;
  min-width: 40px;
  max-width: 85vw;
  min-height: 40px;
  margin: 20px;
  position: relative;
  align-items: center;
  justify-content: center;
  text-align: center;
  filter: drop-shadow(0 0 10px rgba(0, 0, 0, 0.1));
}

.thought:before,
.thought:after {
  content: "";
  background-color: #fff;
  border-radius: 50%;
  display: block;
  position: absolute;
  z-index: -1;
}

.thought:before {
  width: 50px;
  height: 50px;
  top: -15px;
  left: 25px;
  box-shadow: -60px 25px 0 -8px #fff, -40px 45px 0 -12px #fff,
    -20px 35px 0 -10px #fff, -50px 5px 0 -15px #fff, -30px 15px 0 -7px #fff,
    20px -10px 0 -5px #fff, 40px -5px 0 -10px #fff;
}

.thought:after {
  bottom: -12px;
  right: 30px;
  width: 35px;
  height: 35px;
  box-shadow: 45px -40px 0 0 #fff, -35px -10px 0 -2px #fff,
    -30px 20px 0 -6px #fff, -10px 30px 0 -10px #fff, -45px 5px 0 -8px #fff,
    -20px -20px 0 -5px #fff, 15px 15px 0 -7px #fff, 35px -15px 0 -12px #fff,
    20px -30px 0 -9px #fff;
}

.falling-image {
  position: absolute;
  top: -5px;
  width: 250px;
  height: auto;
  animation: fallImages var(--duration) linear forwards;
  pointer-events: none;
  z-index: 999;
}

@keyframes fallImages {
  0% {
    transform: translateY(-100%) rotate3d(0, 0, 0, 0deg);
    opacity: 1;
  }
  80% {
    transform: translateY(calc(100vh - 100%))
      rotate3d(var(--rotX), var(--rotY), var(--rotZ), var(--angle));
    opacity: 1;
  }
  90%,
  100% {
    transform: translateY(calc(100vh - 100%))
      rotate3d(var(--rotX), var(--rotY), var(--rotZ), var(--angle));
    opacity: 0;
  }
}

@media (max-width: 768px) {
  .falling-image {
    top: 0;
    width: 200px;
  }
}

@media (max-width: 480px) {
  .falling-image {
    top: 0;
    width: 150px;
  }
}