.modal-popup {
  display: none; /* Hidden by default */
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;   /* full viewport width */
  height: 100vh;  /* full viewport height */
  background-color: rgba(0, 0, 0, 0.5); /* translucent overlay */

  /* Flex centering */
  display: flex;
  justify-content: center; /* horizontal center */
  align-items: center;     /* vertical center */
}

.modal-popup.show {
  display: flex; /* show modal when .show class is added */
}

.modal-content-popup {
  background-color: #fff;
  padding: 2rem;
  border-radius: 8px;
  width: 40rem;
  height: 18rem;
  max-width: 400px;
  position: relative;
  text-align: center;
  box-shadow: 0 2px 10px rgba(0,0,0,0.3);
  /* Remove margins, flex handles centering */
  margin: 0;
}

.close-btn {
  position: absolute;
  right: 1rem;
  top: 1rem;
  cursor: pointer;
  font-size: 1.5rem;
}

input[type="email"] {
  width: 100%;
  padding: 0.5rem;
  margin: 1rem 0;
}

.feedback {
  margin-top: 0.5rem;
  color: green;
}


.submit-popup-btn {
  background-color: #4CAF50; /* same as start-now-btn */
  color: white;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.3s ease;
  margin-top: 1rem;
}

.submit-popup-btn:hover {
  background-color: #45a049;
}


.blue-header{
    color: #0091a7;
}


.left-align{
    text-align: left;
}