html {
    box-sizing: border-box;
    font-size: 62.5%;
}
*, *:before, *:after {
    box-sizing: inherit;
}

body {
    background-color: var(--primario);
    font-size: 1.6rem;
    line-height: 1.5;
    margin: 0;
    padding: 0;
	min-height: 100vh;
    display: flex;
    flex-direction: column;

}



p, a, img, h1, h2, h3 {
    margin: 0;
    padding: 0;
}

p {
    font-size: 1.8rem;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--black);
}
a {
    text-decoration: none;
}
img {
    width: 100%;
}
.contenedor {
    max-width: 80rem;
    margin: 0 auto;
}
h1, h2, h3 {
    text-align: center;
    color: var(--negro);
  
}
h1 { font-size: 4rem; }
h2 { font-size: 3.2rem; }
h3 { font-size: 2.4rem; }