.switch {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0;
  right: 0; bottom: 0;
  background-color: #ccc;
  transition: .4s;
  border-radius: 24px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .4s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: #28a745;
}

input:checked + .slider:before {
  transform: translateX(26px);
}

.floating-help {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 50px;
  height: 50px;
  background-color: #007bff;
  color: white;
  border: none;
  border-radius: 50%;
  font-size: 24px;
  font-weight: bold;
  box-shadow: 0 2px 6px rgba(0,0,0,0.3);
  z-index: 9999;
  cursor: pointer;
}
.floating-help:hover {
  background-color: #0056b3;
}


@media screen and (max-width: 576px) {
  .floating-help {
    bottom: 15px;
    right: 15px;
    width: 50px;
    height: 50px;
    font-size: 20px;
  }

  h2, h3 {
    font-size: 1.3rem;
  }

  .btn {
    font-size: 14px;
    padding: 8px 12px;
  }
}