*{margin: 0; padding: 0; box-sizing: border-box;font-family: sans-serif;}
nav ul li{display: inline-block;}
header{background: #000000; color: #fff; padding: 2rem 0rem 2rem 0rem;}
header:hover{background: #b0eb6b; color: #fff}
h1{color: #ff0000; font-size: 3rem;text-align: left; }
.navegadorprincipal{display: flex; flex-wrap: wrap; justify-content: space-between;}
.RS{width: 33%;}
nav ul li{display: inline-block;margin: 0rem 0.8rem 0rem 0.8rem}
main{padding: 1rem; display: flex; flex-wrap: wrap; justify-content: space-between;}
main:hover{background: #ba00ff}
section{display: flex;flex-wrap: wrap; justify-content: space-between; align-items: stretch; align-content: space-between; width: 65%;}
section:hover{background: #00d8ff}
.loqueimporta{width: 100%; padding: 1rem 0rem 1rem 0rem; font-style: italic}
article{width: 32%;color: #fff; background: #000000; padding: 12rem 1rem 1rem 1rem; margin: 0.5rem 0rem 0.5rem 0rem; font-size: 0.8rem }
article:hover{background: #ff9300}
footer{padding: 1rem;}
footer:hover{background: #458001}
.navegadorsecundario{background: #000000;color:#fff;display: flex; flex-wrap: wrap; justify-content: space-between;padding:1rem 0rem 1rem 0rem; text-align: center;}
.navegadorsecundario ul li{margin: 0rem 4rem 0rem 4rem; font-size: 0.75rem}
.suscribirse{font-size: 0.7rem;color: #727272;text-align: center;}
.suscribirse{font-size: 0.7rem;color: #727272;text-align: center;padding: 1rem 0rem 0.5rem 0rem}
.paises{font-size: 0.7rem;color: #727272;text-align: center;padding: 0rem 0rem 0.5rem 0rem}
aside{padding: 4rem 1rem 1rem 1rem; font-size: 0.8rem;width: 30%}
aside:hover{background: #a3a3a3}
h4{color: #ff0000; font-size: 0.9rem}
.agendahoy{margin: 2rem 0rem 0rem 0rem; font-size: 1rem}
.contenedor{max-width: 80rem;margin: auto;}