html,
body {
  scroll-behavior: smooth;
}

/* Custom CSS for image mask */
.masked-header {
  background: white;
  position: relative;
  overflow: hidden;
}
.masked-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('https://images.unsplash.com/photo-1620121692029-d088224ddc74?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80'); /* Replace with your mask image */
  background-size: cover;
  background-position: center;
  mask-image: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.6) 0%,
    rgba(0, 0, 0, 0) 100%
  );
  -webkit-mask-image: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.4) 0%,
    rgba(0, 0, 0, 0) 100%
  );
  opacity: 0.5; /* Adjust for mask visibility */
}

/* Modal Styles */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%; 
  background-color: rgba(0, 0, 0, 0.6); /* Dark background with transparency */
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000; /* Ensure it's on top */
  visibility: hidden; /* Initially hidden */
  opacity: 0;
  transition: visibility 0s, opacity 0.3s ease;
}

.modal-overlay.visible {
  visibility: visible;
  opacity: 1;
}

.modal-container {
  background-color: white;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  max-width: 400px;
  text-align: center;
  position: relative;
}