.navtara-calculator {
    text-align: center;
    margin: 20px auto;
    font-family: inherit;
}
.navtara-heading {
    font-size: 12px;
    margin-bottom: 8px;
}
.nav-select {
    font-size: 13px;
    padding: 6px 8px;
    background: #fff;
    color: #000;
    border: 1px solid #ccc;
    border-radius: 6px;
    min-width: 220px;
}
.navtara-btn {
    background-color: #1d2d06;
    color: #fff;
    padding: 8px 14px;
    border: none;
    border-radius: 6px;
    margin: 10px auto;
    cursor: pointer;
}
#navtaraTableWrapper {
    margin: 14px auto;
    overflow-x: auto;
}
table.navtara-table {
    border-collapse: collapse;
    margin: 8px auto;
    width: 95%;
    max-width: 900px;
}
table.navtara-table th, table.navtara-table td {
    border: 1px solid #e6e6e6;
    padding: 10px 8px;
    text-align: left;
    font-size: 14px;
}
table.navtara-table th {
    background: #f7f7f7;
    font-weight: bold;
}