*{box-sizing: border-box; margin: 0; padding: 0;}

.contenedor {max-width: 1000px; margin: auto;}

header nav ul li{ list-style-type: none; }

header nav ul {max-width: 1000px; padding: 1rem 1rem 1rem 1rem; display:flex; justify-content: center;
}

header nav ul li a{ 
    padding: 1rem; 
    background: #f6bc2b; 
    margin: 1rem 1rem 1rem 0rem; 
    border-radius: 1rem;

}

header nav ul li a:hover{ 
    background: #C87EFC; 
    color: #fff;}

h1 {background: #f6bc2b;
    display: flex; 
    justify-content: center; 
    color: #C87EFC;
    font-size: 2rem;
}

h2 {display: flex; 
    margin: 1rem 1rem 1rem 1rem; 
    justify-content: center; 
    color: #F9BB58; }

h3 {display: flex; 
    margin: 1rem 1rem 1rem 1rem; 
    justify-content: center; 
    color: #535353; }

h4 {display: flex; 
    margin: 1rem 1rem 1rem 1rem; 
    justify-content: center; 
    color: #F9DAA7; }

body{background-color: floralwhite;
 font-family: sans-serif;}

a{text-decoration: none; 
    color:#535353;
font-family: sans-serif;
    
}

.nivel1 ul, .nivel2 ul, .nivel3 ul {padding:0 1rem 1rem; }

.nivel1 ul li::before {margin-left:1em;}
.nivel2 ul li::before {margin-left:1em;}
.nivel3 ul li::before {margin-left:10em;}

.nivel1 {background-color: #e6beea;
    margin: 0 1rem 0 0;  
    padding:0 1rem 1rem;
}

.nivel1 ul {padding: 0 0 1rem 0;}


.materias {display: flex;
	flex-direction: row;
	flex-wrap: nowrap;
	justify-content: center;
	align-items: stretch;
	align-content: stretch;
}

.nivel2 {background-color: #e6beea;
        }

.nivel3 {background-color: #e6beea; margin-left: 6.1em; width: 80.5%;
    
        }

section article ul li {
    color:#535353;
list-style: none;
    
}

section article ul li::before {
  content: "\2022"; 
    color: #535353; 
    display: inline-block;
    width: 1em; 
    margin-left: 1em; 
}


.alumna img{ border-radius: 5rem;
            display: block;
            margin-left: auto;
            margin-right: auto;
            margin-top: 1rem;
            
}

                        
footer {color: black; 
    font-size: 0.48rem;
text-align: center;
padding: 8rem 0rem 1rem 0rem;}