.card-block-idfer {
    background-color: #ffffff; /* White background for a clean look */
    border: 3px solid #ffc107; /* Yellow border for a striking contrast */
    border-radius: 10px; /* Slightly rounded corners for a modern feel */
    padding: 20px; /* Adequate padding for content spacing */
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); /* Soft shadow for depth */
    margin: 20px 0; /* Spacing around the card */
    transition: transform 0.3s ease-in-out; /* Smooth hover effect */
}

.card-block-idfer:hover {
    transform: translateY(-5px); /* Subtle lift on hover for interactivity */
}

.card-block-idfer span {
    font-size: 19px; /* Readable font size */
    color: #333333; /* Dark grey text for contrast and readability */
    line-height: 1.6; /* Comfortable line height for readability */
}

.card-block-idfer span strong {
    color: #ff9800; /* Orange color to highlight important text */
}

.card-block-idfer span em {
    font-style: italic; /* Italic text for emphasis */
}

.card-block-idfer span a {
    color: #ff9800; /* Orange color for links to match highlights */
    text-decoration: none; /* No underline for a clean look */
    font-weight: bold; /* Bold links for emphasis */
}

.card-block-idfer span a:hover {
    text-decoration: underline; /* Underline on hover for interactivity */
}