* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

.container {
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #f9f9f9;
}

.calculator {
    max-width: 600px;
    width: 100%;
    background-color: white;
    padding: 20px;
    margin: 40px auto;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.25);
    border-radius: 10px;
}

.jumbotron {
    margin-bottom: 20px;
    text-align: center;
}

.form-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 15px;
}

label {
    margin-bottom: 5px;
    color: #333;
}

input {
    height: 40px;
    padding: 0 15px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

.calculator_text {
    color: #333;
    font-weight: bold;
}

.computed_group {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.totals {
    border-top: 1px solid lightgray;
    padding-top: 15px;
    font-weight: bold;
}

.salary {
    background-color: #eee;
    padding: 15px;
    border-radius: 5px;
}

.tax_band {
    border-bottom: 1px solid lightgray;
    margin-top: 20px;
}

.table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

td {
    padding: 10px;
    border: 1px solid #ccc;
}

.btn-primary {
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    padding: 10px 15px;
    cursor: pointer;
}

.btn-primary:hover {
    background-color: #0056b3;
}

#button_container {
    text-align: center;
    margin-top: 20px;
}