.layout{
    display: grid;
    grid-template-areas: 
    "header header"
    "main aside"
    "footer footer";
    grid-template-columns: 75% 24%;
    grid-row: auto 1fr auto ; /*altura filas */
    gap:15px;
    column-gap: 20px;
}

.videos-contenedor{
    display: grid;
    grid-template-columns: repeat(5,20%);
    margin: 10px;
    gap: 5px;
    background-color: #8695df;
    font-weight: bold;
}
.video-item{
    border-radius: 10px;
    width: 150px;
    margin-right: 7px;
    margin-left: 7px;
}

.layout-main-materia{
    display: grid;
    grid-template-areas: 
    "header"
    "main"
    "nombre-materia"
    "finales"
    "guia-TP"
    "parciales"
    "footer";
    grid-template-columns: 100%;
    grid-row: repeat(7,auto);
    margin: 10px;
    gap: 12px;
}
.titulo{
    grid-area: nombre-materia;
    display: grid;
    grid-template-areas: "imagen" "nombre" "menu";
    grid-template-columns: 15% 70% 15%;
    background-color: #7f8cde;
    padding: 5px;
    border-radius: 10px;
    text-align: center;
    color: black;
    font-weight: bold;
    font-size: 40px;
    margin: 5px;
}
.titulo-imagen{
    grid-area: imagen;
    border-radius: 10px;
    width: 40%;
}
.titulo ul li a{
    font-size: 15px;
    margin-top: 0px;
    color: white;
    font-size: 15px;
    text-align: left;
}
.secciones{
    color: rgb(5, 5, 5);
    font-size: 15px;
    text-align: left;
    /* padding: 40px; */
    margin-left: 30px;
    margin-right: 30px;

}
.subtitulo{
    background-color: #b9c3ed;
    padding: 5px;
    border-radius: 10px;
    text-align: center;
    font-weight: bold;
    font-size: 20px;
    margin: 10px;
}
.contenido{
    /* background-color: #c9cff3; */
    padding: 5px;
    border-radius: 10px;
    font-size: 15px;
    margin: 10px;    
    font-weight: bold;
}
.contenido ul li{
    padding: 2px;
}
.contenido-cajas-examenes-pdf{
    background-color: #c4d9ef;
    padding: 5px;
    border-radius: 10px;
    font-size: 15px;
    display: grid;
    grid-template-columns: 33% 33% 33%;
    font-weight: bold;
}
.contenido-cajas-examenes-pdf-2{
    background-color: #c4d9ef;
    padding: 5px;
    border-radius: 10px;
    font-size: 15px;
    display: grid;
    grid-template-columns: 50% 50%;
    font-weight: bold;
}
.cajaExamenesPdf{
    background-color: #4e5ff21f;
    padding: 5px;
    border-radius: 10px;
    font-size: 15px;
    margin: 10px;    
    font-weight: bold;
}
.guia{
    grid-area: guia-TP;
    margin-left: 5%;
    margin-right: 5%;
}
.parciales{
    grid-area: parciales;
    margin-left: 5%;
    margin-right: 5%;
}
.finales{
    grid-area: finales;
    margin-left: 5%;
    margin-right: 5%;
}

@media (max-width:960px){
    .videos-contenedor{
        grid-template-columns: repeat(4,25%);
        margin: 5px;
    }
    .video-item{
        border-radius: 5px;
        width: 120px;
    }
    .titulo-imagen{
        justify-self: center;
        border-radius: 10px;
        width: 30%;
    }
    .secciones{
        text-align: center;
}
    .titulo{
        grid-template-columns: 100%;
    }
}
@media (max-width:768px){
    .videos-contenedor{
        grid-template-columns: repeat(3,33%);
        margin: 5px;
    }
    .video-item{
        border-radius: 5px;
        width: 120px;
    }
    .titulo-imagen{
        justify-self: center;
        border-radius: 10px;
        width: 50%;
    }
    .secciones{
        text-align: center;
}
    .titulo{
        grid-template-columns: 100%;
    }
    .contenido-cajas-examenes-pdf{
    padding: 2px;
    border-radius: 5px;
    font-size: 10px;
    display: grid;
    grid-template-columns: 100%;
}
.contenido-cajas-examenes-pdf-2{
    background-color: #d6dff5;
    padding: 2px;
    border-radius: 5px;
    font-size: 10px;
    display: grid;
    grid-template-columns: 100%;
}
}

@media (max-width:550px){
    .videos-contenedor{
        grid-template-columns: 50% 50%;
        margin: 5px;
    }
    .video-item{
        border-radius: 5px;
        width: 120px;
    
    }
    .titulo-imagen{
        justify-self: center;
        border-radius: 10px;
        width: 50%;
    }
    .secciones{
        text-align: center;
}
    .titulo{
        grid-template-columns: 100%;
    }
        
    .contenido-cajas-examenes-pdf{
    background-color: #c6cceb;
    padding: 2px;
    border-radius: 5px;
    font-size: 10px;
    display: grid;
    grid-template-columns: 100%;
}
.contenido-cajas-examenes-pdf-2{
    background-color: #ced8f5;
    padding: 2px;
    border-radius: 5px;
    font-size: 10px;
    display: grid;
    grid-template-columns: 100%;
}
}

@media (max-width:400px){
    .videos-contenedor{
        grid-template-columns: 100%;
        margin: 5px;
    }
    .video-item{
        border-radius: 5px;
        width: 120px;
    }
    .titulo-imagen{
        justify-self: center;
        border-radius: 10px;
        width: 50%;
    }
    .secciones{
        text-align: center;
}
    .titulo{
        grid-template-columns: 100%;
    }
    .contenido-cajas-examenes-pdf{
    padding: 2px;
    border-radius: 5px;
    font-size: 10px;
    display: grid;
    grid-template-columns: 100%;
}
.contenido-cajas-examenes-pdf-2{
    background-color: #cbd1ee;
    padding: 2px;
    border-radius: 5px;
    font-size: 10px;
    display: grid;
    grid-template-columns: 100%;
}
}