/* mainstyles.css */
body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background-color: #f8f9fa; /* Light gray background */
}

header img {
    border-radius: 50%;
    border: 2px solid white;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

main {
    flex: 1;
}

.card {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease-in-out;
}

.card:hover {
    transform: translateY(-5px);
}

footer {
    background-color: #e9ecef; /* Slightly darker footer */
    font-size: 0.9rem;
}


.btn-3d {
    background: linear-gradient(to bottom, #AECEFF, #0D2151); /* Gradient for 3D effect */
    color: white;
    border: none;
    border-radius: 8px;
    padding: 15px 20px;
    font-size: 18px;
    font-weight: bold;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2); /* Slight text shadow */
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3); /* Shadow for depth */
    transition: all 0.2s ease-in-out;
    display: inline-block;
    text-align: center;
    cursor: pointer;
}

.btn-3d:hover {
    background: linear-gradient(to bottom, #D4E3FB, #244697); /* Lighter on hover */
    box-shadow: 0 6px 10px rgba(0, 0, 0, 0.3); /* Bigger shadow on hover */
    transform: translateY(-2px); /* Slight lift */
}

.btn-3d:active {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3); /* Reduced shadow when pressed */
    transform: translateY(2px); /* Button pressed effect */
}