body {
    font-family: 'Arial', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.calculator {
    max-width: 400px;
    margin: auto;
    padding: 20px;
    border: 1px solid #dddddd;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

label {
    margin: 10px 0;
}

input {
    width: 100%;
    padding: 8px;
    margin: 5px 0;
    box-sizing: border-box;
}

button {
    width: 100%;
    background-color: #28a745;
    color: white;
    padding: 10px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

button:hover {
    background-color: #218838;
}

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

#savingsAmount {
    font-weight: bold;
    color: #28a745;
}