About the design of the Confirmation Window and the Submission Window. Tell me how to delete table-border.

/* All Post Contact Form */
#apcf_table {
width: 90%;
border: none; /* since ver.1.1.9 */
}
#apcf_table tr {
border: none; /* since ver.1.2.1 */
}
#apcf_table th { /* item | 項目 */
width: 38%;
border: none; /* since ver.1.1.9 */
}
#apcf_table td { /* inputted data | 入力された内容 */
width: auto;
border: none; /* since ver.1.1.9 */
}