.ck-editor__editable {
  font-family: "Helvetica", sans-serif;
  font-size: 16px;
  line-height: 26px;
  background-color: transparent !important;
}

.ck-editor__editable p,
.ck-editor__editable div,
.ck-editor__editable li,
.ck-editor__editable span,
.ck-editor__editable h1,
.ck-editor__editable h2,
.ck-editor__editable h3,
.ck-editor__editable h4,
.ck-editor__editable h5,
.ck-editor__editable h6,
.ck-editor__editable table,
.ck-editor__editable tr,
.ck-editor__editable td {
  font-family: "Helvetica", sans-serif;
}