MINI

C:/xampp/htdocs/ecertificate/theme/templates/build/scss/pages/

files >> C:/xampp/htdocs/ecertificate/theme/templates/build/scss/pages/_invoice.scss

 //
// Pages: Invoice
//

.invoice {
  background: $white;
  border: 1px solid $card-border-color;
  position: relative;
}

.invoice-title {
  margin-top: 0;
}