.block_product_record thead .center
{
    text-align: center;
}

.block_product_record tbody .center
{
    text-align: center;
}

.block_product_record tbody .left
{
    text-align: right;
    width: 40%;
}

.block_product_record tbody .right
{
    text-align: left;
    width: 40%;
}