.file_card_container:hover {
  border: 2px solid #97AFC6;
}

.file_card_container:hover .file_select_container{
  visibility: visible;
}

.file_select_btn:hover {
  background-color: gray;
}

#loadingSpinner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 16px solid #f3f3f3; /* Light grey */
    border-top: 16px solid #3498db; /* Blue */
    border-radius: 50%;
    width: 120px;
    height: 120px;
    animation: spin 2s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}