*{
  margin:0rem;
  padding: 0rem;
  font-family: 'Pontano Sans', sans-serif;
}

body {
    background-color: ;
}


header nav{
    background-color: #E08341;
    overflow: hidden;
    text-align: center;
    min-height: 10vh;
    
}

header nav ul li img {
    max-width: 80px;
    margin: 0.5rem;
    align-self: center;
}


header nav ul{
    list-style: none;
}

header nav ul li{
    display: flex;
    flex-direction: column;
}

header nav ul li a{
   padding: 10px 20px;
   display: block;
   color: #fff;
   text-decoration: none;
    padding-top: 0.5rem;
    padding-bottom: -1rem;
    font-size: 17px;
    text-transform: uppercase;
    
}

header nav ul li a:hover{
    background-color: #45b29d;
}



h1{
    margin: 1rem;
    padding: 0.5rem;
}

main {
    min-height: 55vh;
}

.contenedor1, 
.contenedor2{
    
    align-items: center;
    padding-bottom: 0px;
    text-align: center;
    justify-content: center;
    font-family: 'Pontano Sans', sans-serif;
    font-size: 20px;
    }

.contenedor1 img {
    width:100%;
}

.contenedor2 img {
    width:100%;
    padding-top: 40px;
}

.materias {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-between;
}

.matematica {
    margin: 1rem;
    padding: 1rem;
    background-color: #45b29d;
    text-align: center;
    color: white;
    font-size: 13px;
}

.matematica:hover {
    background-color: #95a19d;
}

.matematica span {
    font-weight: bold;
    text-transform: uppercase;
}

.lengua {
    margin: 1rem;
    padding: 1rem;
    background-color: #e5cc5e;
    text-align: center;
    color: white;
    font-size: 13px;
}

.lengua:hover {
    background-color: #95a19d;
}

.lengua span {
    font-weight: bold;
    text-transform: uppercase;
}

.plastica {
    margin: 1rem;
    padding: 1rem;
    background-color: #45b29d;
    text-align: center;
    color: white;
    font-size: 13px;
}

.plastica:hover {
    background-color: #95a19d;
}

.plastica span {
    font-weight: bold;
    text-transform: uppercase;
}

.computacion {
    margin: 1rem;
    padding: 1rem;
    background-color: #e5cc5e;
    text-align: center;
    color: white;
    font-size: 13px;
}

.computacion:hover {
    background-color: #95a19d;
}

.computacion span {
    font-weight: bold;
    text-transform: uppercase;
}

.csociales {
    margin: 1rem;
    padding: 1rem;
    background-color: #45b29d;
    text-align: center;
    color: white;
    font-size: 13px;
}

.csociales:hover {
    background-color: #95a19d;
}

.csociales span {
    font-weight: bold;
    text-transform: uppercase;
}

.cnaturales {
    margin: 1rem;
    padding: 1rem;
    background-color: #e5cc5e;
    text-align: center;
    color: white;
    font-size: 13px;
}

.cnaturales:hover {
    background-color: #95a19d;
}

.cnaturales span {
    font-weight: bold;
    text-transform: uppercase;
}



footer{
    background-color: #E08341;
    color: #fff;
    clear: both;
    padding: 5px 0px;
    text-align: center;
    width: 100%;
    font-size: 13px;
}






@media (min-width: 45em) {
    header nav ul li {
    display: flex;
    flex-direction: row;
    float: left;
    
}
    a{
        margin-top: 2rem;
    }

    
    header nav ul li img {
    max-width: 80px;
    margin: 0.5rem;
    float: left;
}
    
    .contenedor1 img{
        max-width: 900px;
    }
    
     .contenedor2 img{
        max-width: 900px;
    }

    .materias {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-around;
    }
    
    .matematica, .lengua, .plastica, .computacion, .csociales, .cnaturales {
        padding: 5rem;
        font-size: 18px;
    }
    
    main {    
    min-height: 90vh;
}
   
}



@media (min-width: 80em) {
     .materias {
        flex-direction: column;
        margin: 0rem; 
        padding: 0rem;       
    }
    
    .matematica, .lengua, .plastica, .computacion, .csociales, .cnaturales {
        height: 1rem;
        justify-content: center;
        text-align: center;
        padding-top: 0.5rem;
        padding-top: 0.5rem 
        
    }
}