.tsf-wrapper {
    border: 1px solid #e0e0e0;
    padding: 20px;
    max-width: 600px;
    background-color: #fafafa;
    margin-bottom: 20px;
}
.tsf-field {
    margin-bottom: 15px;
}
.tsf-field label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
}
.tsf-field select {
    width: 100%;
    padding: 6px;
    font-size: 14px;
}
.tsf-field button {
    padding: 8px 12px;
    font-size: 16px;
    background-color: #0073aa;
    color: #fff;
    border: none;
    border-radius: 3px;
    cursor: pointer;
}
.tsf-field button:hover {
    background-color: #006799;
}
.tsf-buttons button {
    margin-right: 10px;
}
.tsf-result p {
    background-color: #f0f0f0;
    border: 1px solid #ddd;
    padding: 10px;
    font-weight: bold;
}