#tss-calculator {
    max-width: 400px;
    margin: 20px auto;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    text-align: center;
}

#tss-calculator h2 {
    margin-bottom: 15px;
}

#tss-calculator label {
    display: block;
    margin-top: 10px;
    font-weight: bold;
}

#tss-calculator input {
    width: 100%;
    padding: 8px;
    margin-top: 5px;
    border: 1px solid #ddd;
    border-radius: 5px;
}

#calculate-tss {
    margin-top: 15px;
    padding: 10px;
    width: 100%;
    background: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

#calculate-tss:hover {
    background: #0056b3;
}

#tss-result {
    font-size: 1.5em;
    color: #28a745;
    font-weight: bold;
}