body {
    background: linear-gradient(to right, #dceefc, #eaf6ff);
    font-family: 'Segoe UI', sans-serif;
    color: #333;
}

.card {
    background-color: #ffffff;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
}

h3 {
    color: #0077cc;
}

.btn-primary {
    background-color: #0077cc;
    border: none;
}

.btn-primary:hover {
    background-color: #005fa3;
}

.alert {
    color: #721c24;
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
}
.card img {
    max-width: 160px;
    margin-bottom: 1rem;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}