.drop-zone {
    border: 2px dashed #ccc;
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.3s, background-color 0.3s;
}
.drop-zone.dragover {
    border-color: #007bff;
    background-color: #f8f9fa;
}
.list-group-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
}