.custom_page_form .inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0 20px;
}
.custom_page_form .inner .form_col_span_1 {
  grid-column: span 1;
}
.custom_page_form .inner .form_col_span_2 {
  grid-column: span 2;
}
.custom_page_form .inner .form_col_span_3 {
  grid-column: span 3;
}
.custom_page_form .inner .form_col_span_4 {
  grid-column: span 4;
}