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

.contenedor {
    background: #ccc;
    width: 100%;
    max-width: 1000px;
    margin: auto;
    display: flex;
    flex-flow: row wrap;
}

body {
    background: #e9e9e9;
    font-family: "Helvetica", sans-serif, "Arial";
}

#cabecera {
    width: 100%;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
}
#cabecera a {
    cursor: pointer;
}
a:hover {
    opacity: 0.5;
}
#electronica {
    background: #191359;
    padding: 10px;
    color: #ffffff;
    text-align: center;
    flex: 1 1 auto;
}

#programaciones {
    background: darkred;
    padding: 10px;
    color: #ffffff;
    text-align: center;
    flex: 1 1 auto;
}

#uni {
    padding: 10px;
    border: 0px solid #ffffff;
    background-color: #027e39;
    color: #ffffff;
    text-align: center;
    vertical-align: middle;
    flex: 1 1 auto;
}
.juego {
    padding: 10px;
    border: 0px solid #ffffff;
    background-color: #ae183d;
    color: #ffffff;
    text-align: center;
    vertical-align: middle;
    flex: 1 1 auto;
}
#cvf {
    padding: 10px;
    background-color: darkblue;
    color: white;
    text-align: center;
    flex: 1 1 auto;
}

#cvfdev {
    padding: 10px;
    background-color: #2E6DA4;
    color: white;
    text-align: center;
    flex: 1 1 auto;
}
#buscador {
    padding: 10px;
    background-color: black;
    color: white;
    text-align: center;
    flex: 1 1 auto;
}
#enlaces1 {
    width: 100%;
    /*Flexbox*/
    display: flex;
    flex-wrap: wrap;
    align-items: center;

}

#enlaces1 a {
    background: #003f54;
    color: #ffffff;
    text-align: center;
    text-decoration: none;
    padding: 10px;
    border: 1px solid lightgray;
    /* Flexbox */
    flex-grow: 1;
}

#enlaces1 a:hover {
    opacity: 0.5;
}
.enlaces {
    width: 100%;
    /*Flexbox*/
    display: flex;
    flex-wrap: wrap;
    align-items: center;
}
.enlaces a {
    background: darkblue;
    color: #ffffff;
    text-align: center;
    text-decoration: none;
    padding: 20px;
    border: 1px solid lightgray;
    /* Flexbox */
    flex-grow: 1;
}
.enlaces a:hover {
    opacity: 0.5;
}
.cvf-fila {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    width: 100%;
}
.cvf-columna {
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
}

.curso {
    border: 15px solid darkgrey;
    /*justify-content: center;*/
    align-items: center;
    background-color: black;
}

.curso > div:nth-child(1) {
    flex: 1 1 auto;
    color: white;
    text-align: center;
}
.curso > div:nth-child(2) {
    flex: 7 1 auto;
    background-color: darkgreen;

}
.curso > div > a {
    border: 1px solid grey;
    padding: 10px;
    color: white;
}
.m2021 > div:nth-child(2) {
    background-color: darkgoldenrod;
}
.m1819 > div:nth-child(2) {
    background-color: darkblue;
}
.m1718 > div:nth-child(2) {
    background-color: darkred;
}


header {
    background: #3c87bd;
    width: 100%;
    padding: 0px;

    /* Flexbox */
    display: flex;
    justify-content: space-between;
    align-items: center;

    flex-direction: column;
    flex-wrap: wrap;
}


header nav {
    width: 100%;
    /* Flexbox */

    display: flex;
    flex-wrap: wrap;
    align-items: center;
}

header nav a {
    background: #a4150b;
    color: #fff;
    text-align: center;
    text-decoration: none;
    padding: 10px;
    border: 1px solid lightgray;
    /* Flexbox */
    flex-grow: 1;
}

.main {
    background: #fff;
    padding: 10px;
    flex: 1 1 70%;
}

.main article {
    padding: 10px;
    margin-bottom: 10px;
    border-bottom: 1px solid #000;
}

.main article:nth-last-child(1) {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

aside {
    background: #1c845f;
    padding: 5px;
    /*FLEX*/
    flex: 1 1 30%;
    display: flex;
    flex-wrap: wrap;
    flex-direction: column;
    justify-content: flex-start;
}

aside .widget {
    background: #30c99f;
    margin: 5px;
    border: 2px solid black;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

aside .widget h3 {
    text-indent: 10px;
    width: 100%;
}

aside .widget a {
    width: 100%;
    background: #1d580b;
    color: #fff;
    text-align: center;
    text-decoration: none;
    padding: 2px;
    border: 1px solid lightgray;
    flex-grow: 1;
}

aside .widget a:hover {
    background: #49ba40;
}

footer {
    background: #2c3e50;
    width: 100%;
    padding: 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

footer .links {
    background: #c0392b;
    display: flex;
    flex-wrap: wrap;
}

footer .links a {
    flex-grow: 1;
    border: 1px solid lightgray;
    color: #fff;
    padding: 10px;
    text-align: center;
    text-decoration: none;
}

footer .links a:hover {
    background: #E74C3C;
}

footer .social {
    background: #5c320e;
}

footer .social a {
    color: #fff;
    border: 1px solid lightgray;
    text-decoration: none;
    padding: 10px;
    display: inline-block;
}
footer .social a:hover {
    background: #051467;
}

@media screen and (max-width: 800px) {
    .contenedor {
        flex-direction: column;
    }

    header {
        flex-direction: column;
        padding: 0;
    }

    header .logo {
        margin: 20px 0;
    }

    header nav {
        width: 100%;
    }

    aside {
        flex-direction: row;
        flex: 0;
    }

    aside .widget {
        flex-grow: 1;
    }
}

@media screen and (max-width: 600px) {
    aside {
        flex-direction: column;
    }

    footer {
        justify-content: space-around;
    }
}
p {
    text-indent: 30px;
    text-align: justify;
}