* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
  font-size: 2.6vw;
}

main {
    background-image:url(img/fondo.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    display: block;
    margin: 10px auto;
    max-width: 1000px;
    padding: 10px;
    border-radius: 5px;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.4;
    background-color: #ffffff;
    color: #101010;
    padding: 20px;
}

header {
  background-color: #d0d0d0;
  color: #000000;
  padding: 1rem;
  padding: 10px;
  border-radius: 5px;
  margin: 0px auto;
  max-width: 1000px;
}

 footer {
  background-color: #d0d0d0;
  color: #000000;
  padding: 1rem;
  padding: 10px;
  border-radius: 5px;
  margin: 0px auto;
  max-width: 1000px;
}

h1 {
    text-align: center;
    margin-bottom: 0.1rem;
}

2 {
    margin-left: 18vw;
    margin-right: 18vw;
    text-align: center;
    margin-bottom: 0.1rem;
}

p {
    margin-left: 30px;
    margin-right: 30px;
    margin-bottom: 1rem;
    text-align: justify;
    font-size: 1rem;
}

nav ul {
    list-style: none;
    padding: 0;
    display: flex;
    justify-content: center;
    gap: 1em;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: bold;
}


.contenido {
    display: flex;
    gap: 1em;
    justify-content: center;
}

article {
    background-color: #f2f2f2;
    padding: 1em;
    border-radius: 8px;
    width: 45%;
}

/* Versión para móviles (pantallas pequeñas) */
@media (max-width: 768px) {
    nav ul {
        flex-direction: column;
        gap: 0.5em;
    }

    .contenido {
        flex-direction: column;
        align-items: center;
    }

    article {
        width: 90%;
    }

    header {
        text-align: left;
        padding: 1em 1.5em;
    }
}