* {margin: 0; padding: 0}

.contenedor { margin: auto ; max-width: 80rem;}

.header {margin: 0rem 2rem 2rem 2rem; background-color: black  padding-top: 2rem; padding-bottom: 2rem; border-bottom: 1px solid black}


/* HEADER */

header { background-color: black ;height: 9rem; color: azure}

/*MAIN */

main {display: flex;justify-content: space-between;}

section {  background-color: whitesmoke;width: 70%;padding: 1rem; margin: 0.3rem 0.3rem 0.3rem 0rem ; color: azure }

h1 { padding: 1rem;  }

.section {  justify-content: space-between; display: flex;flex-wrap:wrap; color: black }
    
article { margin: 0.5rem; padding: 1rem;height: 16rem; width: 15rem;background-color: black; color: azure }



aside { margin: 0.3rem 0rem 0.3rem 0.3rem; width: 29%; background-color: currentColor; }
    
footer {  padding: 1rem;    height: 6rem; background-color: black; color: azure}