.wc-bundled-set-form {
    margin: 20px 0;
    padding: 15px;
    border: 1px solid #eee;
    border-radius: 4px;
}

.wc-bundled-set-selections .set-attribute-row {
    margin-bottom: 15px;
}

.wc-bundled-set-selections h4 {
    margin: 10px 0;
    font-size: 1.1em;
}

.set-attribute-selector {
    width: 100%;
    padding: 8px;
}