.contenedor{max-width: 80rem;margin: 0; padding: 0; box-sizing: border-box;background: #ffc831;margin: 0;}
body {background: #ffc831;margin: 0;}
/* 1ra parte*/
article {background: url(../img/0.jpg) ; background-size: cover; padding-top: 1rem; }
h1 {text-align-last: center; font-family: 'Hind', sans-serif; font-size: 3rem; color: #ffc831}
nav{text-align: center; font-size: 1rem; font-weight: lighter; font-family: 'Hind', sans-serif;margin-left: -1rem;margin-top: 2rem;}
nav ul li{display: inline-block; padding: 1rem; }
nav ul li a{text-decoration: none;color: #ffc831}
nav ul li a:hover{color: #000;}
h2 {text-align-last: right; font-family: 'Hind', sans-serif; font-size: 3rem; margin-top: -6rem;margin-right: 10rem; color: #ffc831}
img {text-align: center;margin-top: 10rem;margin-bottom: 2rem;}
article img {border-radius: 30rem; display: block; margin: auto; background: transparent; padding-bottom: 2rem;}
/* materias*/
.materias {}
h3 {text-align-last: center; font-family: 'Hind', sans-serif;font-weight: bold; font-size: 1,5rem;}
h4 {text-align-last: center; font-family: 'Hind', sans-serif;font-weight: bolder; font-size: 1,5rem}
.niveles {display: flex; flex-direction: row; margin: 0rem}
.nivel1{text-align:center; width: 64%;background: none;margin: 0rem;display: block;}
.nivel2{text-align:center; width: 64%;background: none;margin: 0rem;display: block;}
.nivel3{text-align:center; width: 64%;background: none;margin: 0rem;display: block;}
p {background-color: none;text-align: center; font-family: 'Hind', sans-serif;font-weight: lighter; font-size: 1,5rem; margin: 1rem;}
/* Estilos footer*/
footer .pie {background: url(../img/1.jpg) ; background-size: auto; margin: auto;margin-top: 3rem;}
h5 {font-family: 'Frank Ruhl Libre', serif; font-size: 1rem; font-weight: lighter; color: rgba(255, 255, 255, 0.56); padding: 1rem;text-align: center;margin: 0;}
h6 {font-family: 'Frank Ruhl Libre', serif; font-size: 1rem; font-weight:initial ; color: rgba(239, 229, 229, 0.5); padding: 1rem;text-align: center;}