body {
  padding: 0;
  color: aliceblue;
  background: linear-gradient(-45deg, rgb(12, 29, 51), rgb(18, 37, 65), rgb(10, 27, 49), rgb(17, 24, 39), rgb(49, 64, 88));
  background-size: 500% 500%;
  animation: gradient 120s ease infinite;
}

.intro {
  color: white;
  margin: 0;
  text-align: center;
  padding: 0px;
}

@keyframes gradient {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

h1, h2, h3, h4 {
  font-family: 'Roboto', sans-serif;
}

p {
  font-family: Arial, sans-serif; 
  color: aliceblue;
}

main {
  background-color: rgba(0, 0, 0, 0.247); 
  padding: 20px; 
  color: aliceblue; 
  display: grid;
  grid-template-columns: 1fr;
  justify-items: center;
}

section {
  margin-bottom: 20px; 
  padding: 0px;
  display: grid;
  grid-template-columns: 1fr;
  text-align: left;
}

@media (min-width: 720px) {
  section {
      max-width: 800px;
      padding: 15px;
  }
}

h2 a {
  color: #3ea6b4;
  text-decoration: none; 
}

h2 a:hover {
   color: azure;
}

footer, nav {
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #1f1f1f;
  padding: 20px 0;
  color: white;
  flex-wrap: wrap;
}

footer ul, nav ul {
  width: 100%;
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
  justify-content: space-evenly;
  align-items: center;
  align-self: center;
}

footer a, nav a {
  color: white;
  text-decoration: none;
  padding: 5px 10px;
  text-align: center;
  align-self: center;
  white-space: nowrap;
}

.separador_footer::before {
  content: "|";
  display: none;
  margin: 0 8px; 
}

@media (min-width: 539px) {
  .separador_footer::before {
    display: inline;
  }
}


footer p {
  text-align: center;
}
.volver{
  border-radius: 5px;
  background-color:rgb(37, 87, 110);
  padding: 5px 0;
}

footer a:hover, nav a:hover {
  background-color: #3ea6b4;
  border-radius: 5px;
}

.post{
    width:100%;
}

.separador_footer{
  padding-right: 10px;
}