/* general */

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
}
.contenedor{
    width: 1024px;
    margin: 0 auto;
}
body{
    font-size: 100%;
    background-image:url(../img/fondo%20body.jpg)
    
}
ul{
    list-style-type: none;
}
a{
    text-decoration: none;
}
.contenedor{
    background-color: #d3d3d3;
    margin-left:0 auto;
margin-right:0 auto;
    padding: 1rem;
}
header{
    background-image: url(../img/56253055abef1.jpg);
    padding: 1rem;
    margin-bottom: 1rem;
    margin-left: -1rem;
    margin-right: -1rem;
    margin-top: -1rem;
    height: 10rem;
    
    
}
header nav{
    margin-left: 0rem;
    margin-bottom:2rem 
}
header h1{
    text-align: center;
    color: #ff4400
}
header h1:hover{
    color: #f5da07;
}
nav ul{}
nav .navegacion li{
    display: inline-block;
    margin-right: 5rem;
    margin-bottom: -1rem
}
nav ul li a{
    padding-left: 0.5rem;
    padding-right: 0.5rem;
    margin-left: 6.5rem;
    font-size: 1.5rem;
    color: #ff4a08;
    font-family: 'Oswald', sans-serif;
    font-weight: 600;
        
    
    
}
nav ul li a:hover{
    color: #f5da07;
    border-style: solid;
    border-color: #f5da07
}
hr{
    margin-bottom: 1rem;
    margin-top: 1rem;
    border-color: #000000;
    margin-left: 12rem;
    margin-right: 12rem;
     
}

header h1{
   font-family: 'Oswald', sans-serif;
    font-weight: 600;
letter-spacing: 0.1rem;
    font-size: 4rem;
    
}
section img{
    align-content: center;
    display: block;
	position: relative;
    margin: 0 auto;
}
h1{
    font-family: 'Oswald', sans-serif;
    letter-spacing: 0.1rem;
    font-size: 1rem;
}

h2{
    font-family: 'Oswald', sans-serif;
    letter-spacing: 0.1rem;
    
}
h3{
   font-family: 'Oswald', sans-serif;
    font-weight: 600;
    letter-spacing: 0.1rem;
    font-size: 1.8rem;
    text-align: center;
}
h4{
   font-family: 'Oswald', sans-serif;
    letter-spacing: 0.1rem;
    font-size: 1.8rem;
        margin-top: -0.8rem;
    text-align: center;
}
p{
    font-family: 'Fira Sans', sans-serif;;
    margin-left: rem
}
.parrafo{
    text-align: center;
}
ul{
    font-family: 'Fira Sans', sans-serif;
    font-size: 1rem;
    line-height: 1.5rem;
}
.primerano{
    font-family: 'Fira Sans', sans-serif;
    width: 30%;
    position: relative;
    top: 0rem;
    margin: 0 auto;
    float: left;
    margin: 0 auto;
    text-align: center;
}

.materiaslista{    
    width: 100%;
    align-content: center;
    margin: 0;
    display: flex; 
    margin-bottom: 2rem;
    margin-top: 2rem;
    
}

.nombre{
    font-size: 3rem;
    text-align: center;
}

.materias{
    font-size: 2rem;
    text-align: center;
}


header a{
    text-decoration: none;
    color: #ff4400;
}
div{
    align-content: center;
}
.ins{
    margin-left: 30rem;
    
}
}
.footer{
    font-size: 0.4rem
}