body {
    background-color: #f8f9fa;
}
.btn-primary, .btn-danger {
    transition: transform 0.2s;
}
.btn-primary:hover, .btn-danger:hover {
    transform: scale(1.05);
}
#content {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
.fade-in {
    animation: fadeIn 0.5s;
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
#log-content {
    white-space: pre-wrap;
    font-size: 0.9rem;
    color: #333;
}
.card-body {
    background-color: #f9f9f9;
}