#sidebar,
.top-menu-toggle,
.retorno {
  display: none !important;
}

.push-on {
  margin-left: 0 !important;
  width: 100% !important;
}

.exercicio-ect {
  display: block !important;
}

.exercicio-ect .ex-enun {
  max-height: fit-content !important;
  min-height: fit-content !important;
}