#bmi-calculator-tool {
    font-family: Arial, sans-serif;
    max-width: 500px;
    margin: 20px auto;
    text-align: center;
}

input, button {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    font-size: 16px;
}

button {
    background-color: #0073aa;
    color: white;
    border: none;
    cursor: pointer;
}

button:hover {
    background-color: #005f8a;
}

#bmi-result {
    margin-top: 20px;
    font-size: 18px;
}