#batteryTable {
    background: #fff;
    color: #000;
    border-collapse: collapse;
    width: 100%;
    font-size: 14px;
}
#batteryTable th {
    background: #1976d2;
    color: #fff;
    padding: 8px;
    text-align: center;
}
#batteryTable td {
    padding: 8px;
    border: 1px solid #ddd;
    text-align: center;
}
#batteryTable tr:nth-child(even) { background: #f2f2f2; }
#batteryTable tr:nth-child(odd) { background: #ffffff; }