Plantilla:Portada/styles.css

.main-header {
    border-bottom-color: transparent;
    margin-bottom: 0.25em;
    margin-top: 0;
    padding-bottom: 0;
    padding-top: 0;
}

@media (min-width: 767px){
  .main-wrapper-column {
    width: 54%;
    margin-right: 1%;
  }
  .main-wrapper-column+.main-wrapper-column {
    width: 44%;
  }
}