.toc-settings {
    padding: 10px 0;
}

.toc-heading-field {
    margin-bottom: 15px;
    padding: 10px;
    background: #f9f9f9;
    border: 1px solid #e5e5e5;
    border-radius: 4px;
}

.toc-heading-field label {
    display: block;
    font-weight: 600;
    margin-bottom: 5px;
}

.toc-heading-field input {
    width: 100%;
    padding: 8px;
}