.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.5);
  align-items: center;
  justify-content: center;
}

.modal-content {
  background-color: var(--panel-bg-color);
  border: 2px solid white;
  border-radius: 8px;
  padding: 20px;
  width: 90%;
  max-width: 400px;
  text-align: center;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.modal-content h2 {
  color: var(--text-color);
  margin: -20px -20px 15px -20px;
  padding: 10px;
  background-color: var(--container-bg-color);
  font-size: 1.5rem;
  font-weight: normal;
  border-radius: 8px 8px 0 0;
}

.modal-content p {
  color: var(--text-color);
  margin-bottom: 20px;
}

.modal-buttons {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 20px;
}

.modal-buttons button {
    background-color: var(--button-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    cursor: pointer;
    transition: transform 0.1s, background-color 0.3s;
}

.modal-buttons button:hover {
    transform: translateY(-2px);
    background-color: var(--clicked-color);
}

.modal-btn {
  background-color: #FFA500; /* Orange button color */
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 4px;
  cursor: pointer;
  transition: transform 0.1s, background-color 0.3s;
}

.modal-btn:hover {
  transform: translateY(-2px);
  background-color: #FF0000; /* Red on hover */
}

#selectFileBtn {
    background-color: var(--button-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    cursor: pointer;
    margin-bottom: 10px;
}

#selectedFileName {
    display: block;
    margin-bottom: 10px;
    font-style: italic;
}

#progressContainer {
    width: 100%;
    background-color: #f0f0f0;
    border-radius: 4px;
    margin-top: 10px;
    overflow: hidden;
}

#progressBar {
    width: 0;
    height: 20px;
    background-color: var(--button-color);
    text-align: center;
    line-height: 20px;
    color: white;
}

#uploadStatus {
    margin-top: 10px;
    font-weight: bold;
}