/*para que se adapte a cualquier pantalla*/
div.content {
  width: 100%;
}

.divTable {
  width: 100%;
}

.content > div div:nth-child(3) {
  display: grid;
  grid: auto 1fr / repeat(auto-fill, minmax(15em, 1fr));
  width: 100%;

  /*height para quitar a gran brecha el fondo*/
  height: 290px;
}

.content,
.content > div {
  width: 100%;
}

div.sidebar {
    width: 260px;
    margin-right: 1em;
    height: fit-content;
}

#post-list {
  display: flex;
}

@media only screen and (max-width: 870px) {
  #post-list {
    flex-direction: column;
  }
}