/* NAVIGATION */
nav .social {
  display: none;
}

nav .container {
  grid-template-columns: 1fr;
  grid-gap: 1.25rem;
}

nav .logo,
nav ul {
  justify-self: center;
}

nav ul li a {
  padding: 0.5rem;
}

/* ARTICLES */
#home-articles .articles-container {
  grid-template-columns: repeat(2, 1fr);
}

#home-articles .articles-container > *:first-child,
#home-articles .articles-container > *:last-child {
  grid-template-columns: 1fr;
  grid-column: 1;
}

/* SMARTPHONE */
@media(max-width: 600px) {
  /* header & footer */
  header .header-container,
  #home-articles .articles-container,
  footer .footer-container {
    grid-template-columns: 1fr;
  }

  footer .footer-container > *:last-child {
    grid-column: 1;
  }

  footer .footer-container > *:first-child,
  footer .footer-container > *:nth-child(2) {
    border-bottom: #444 dotted 1px;
    padding-bottom: 1rem;
  }

  .center {
    text-align: center;
  }

  /* heading */
  .heading-lg {
    font-size: 2rem;
  }

  /* inner page container */
  .page-container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .page-container > *:first-child {
    grid-row: 1;
  }
}