.post-content,
.post-custom {
  padding-left: 5% !important;
  padding-right: 5% !important;
}

@media (max-width: 767px) {
  .post-content,
  .post-custom {
    padding-left: 1.5rem !important;
    padding-right: 1.5rem !important;
  }
}

@media (max-width: 424px) {
  .post-content,
  .post-custom {
    padding-left: 0.8rem !important;
    padding-right: 0.8rem !important;
  }
}