body {
    font-family: 'Montserrat', sans-serif;
    background-color: #f4f4f4;
    color: #333;
}

.calculator-container {
    max-width: 400px;
    margin: 50px auto;
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.calculator-container h1 {
    text-align: center;
    margin-bottom: 20px;
}

.form-control {
    margin-bottom: 15px;
}

.form-control label {
    display: block;
    margin-bottom: 5px;
}

.form-control input {
    width: 100%;
    padding: 10px;
    font-size: 1em;
}

button {
    width: 100%;
    padding: 10px;
    background-color: #D2B48C;
    color: #fff;
    border: none;
    cursor: pointer;
    font-size: 1em;
}

button:hover {
    background-color: #b8936c;
}

#results {
    margin-top: 20px;
}

.hide {
    display: none;
}