body {
  background-image: linear-gradient(rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.3)),
    url(../img/fondo.jpg);
  background-position: center center;
  background-size: cover;
  min-height: 60rem;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: end;
}

nav li {
  margin: 0 1em;
}

nav a {
  color: #333;
  text-decoration: none;
}

.logo {
  position: absolute;
  top: 0;
  left: 0;
  padding: 1em;
  width: 10rem;
  height: 4em;
}

.redes-sociales {
  list-style: none;
  margin: 0;
  padding: 0;
  position: absolute;
  bottom: 0;
}

.redes-sociales li {
  margin-bottom: 0.5em;
}

.redes-sociales a {
  color: #fff;
  background-color: #333;
  display: block;
  padding: 0.5em;
  text-align: center;
  text-decoration: none;
}

.barra {
  padding-top: 1rem;
}

@media (min-width: 768px) {
  .barra {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
}

.site-header {
  background-color: rgba(0, 0, 0, 0.7);
  padding: 1rem 0 3rem 0;
}

.contenedor {
  width: 95%;
  max-width: 95%;
  margin: 0 auto;
}

.contenido-header {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-align: center;
}

@media (min-width: 768px) {
  .contenido-header {
    text-align: left;
  }
}

.navegacion a {
  color: #fff;
  text-decoration: none;
  font-size: 2.2rem;
  display: block;
}

@media (min-width: 768px) {
  .navegacion a {
    display: inline-block;
    font-size: 1.8rem;
    margin-right: 2rem;
  }

  .navegacion a:last-of-type {
    margin: 0;
  }
}

.navegacion a:hover {
  color: #021a36;
}

.mobile-menu {
  align-items: end;
}

.mobile-menu img {
  width: 5rem;
}

@media (min-width: 768px) {
  .mobile-menu {
    display: none;
  }
}

.navegacion:target {
  display: block;
}

.navegacion {
  display: none;
}

@media (min-width: 768px) {
  .navegacion {
    display: block;
  }
}