.product_table {
    border-collapse: collapse;
    border: 1px solid #ccc;
    font-size: 15px;
    color: #555;
}
.product_table tr,td {
    line-height: normal;
    border: 1px solid #ccc;
    text-align: center;
    vertical-align: middle;
    height: 20px;
    padding: 10px;
}
.product_table_tdtitle {
    width: 100px;
}