body {
  font-family: Arial, sans-serif;
  background-color: #f0f0f0;
  height: 100vh;
  margin: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

.container {
  text-align: center;
}

#alert_description{
    padding:20px 0;
}


#closeAlert {
  padding: 10px 20px;
  background-color: #007bff;
  border: none;
  /*color: white;*/
  border-radius: 6px;
  cursor: pointer;
  font-size: 16px;
}

button:hover {
  background-color: #0056b3;
}

/* Backdrop with Spinner */
.backdrop {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
  justify-content: center;
  align-items: center;
}

/* Spinner */
.spinner {
  border: 6px solid #f3f3f3;
  border-top: 6px solid #007bff;
  border-radius: 50%;
  width: 60px;
  height: 60px;
  animation: spin 1s linear infinite;
}

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

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

.modal-content {
  background: white;
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  width: 300px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.3);
  animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
  from { transform: scale(0.7); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}