*{margin:0; padding:0; box-sizing: border-box; text-decoration: none;}

body {background-color: black}

.contenedor {max-width: 60rem; margin:auto;}

nav {text-align: left;}

nav ul li {
    list-style-type: none; 
    display: inline-block; 
    font-family: 'Montserrat', sans-serif; 
    font-weight: 300; 
    margin: 2rem; 
    color: antiquewhite}

nav ul li a:hover {color: aquamarine}
nav ul li a:visited {color: antiquewhite}

.links {
    margin-top: -10rem;
    list-style-type: none; 
    display: inline-block;
    margin-left: 20rem;
    font-family: 'Montserrat', sans-serif; 
    font-weight: 300; 
    color: antiquewhite;
}

.nombre {
    background-image: url(../img/back.jpg); 
    background-size:contain; 
    max-width: 60rem; padding: 10rem }

h2 {text-align: center; font-family: 'Montserrat', sans-serif; font-weight: 900; color: antiquewhite; font-size: 3rem }

h3 {margin: 1rem 2rem 1rem 2rem; font-family: 'Montserrat', sans-serif; font-weight: 900; color: antiquewhite; font-size: 1.5rem}

.materias {padding: 1rem 2rem 1rem 2rem; font-size: 1rem }

.niveluno {font-family: 'Montserrat', sans-serif; font-weight: 300; color: antiquewhite; display: flex;
	flex-direction: row;
	flex-wrap: nowrap;
	justify-content: flex-start;
	align-items: stretch;
	align-content: stretch; font-size: 0.8rem}

.niveldos  {font-family: 'Montserrat', sans-serif; font-weight: 300; color: antiquewhite; display: flex;
	flex-direction: row;
	flex-wrap: nowrap;
	justify-content: flex-start;
	align-items: stretch;
	align-content: stretch;  font-size: 0.8rem}

h4 {background-color:antiquewhite; color: black; margin-right: 0.5rem}

footer {margin: 1rem 2rem 1rem 2rem}
.datos_obligatorios {font-family: 'Montserrat', sans-serif; font-weight: 400; color: antiquewhite; font-size: 0.7rem}





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