/* Estilos CSS para mi web */

:root {
    /* DEFINIENDO VARIABLES */
    --blanco: #ffffff;
    --negro: #141414;
    --azul: blue;
    --margenesnormales: 10px;
}

* {
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    width: 90%;
    margin: auto;
    padding: 0px;
}

a {
    text-decoration: none;
    color: var(--blanco);
}

header nav {
    display: grid;
    grid-template-columns: 4fr 2fr;
    height: 150px;
    background-color: var(--azul);
    color: var(--blanco);
    text-align: center;
    align-items: center;
    font-size: 1.5em;
}

header nav ul {
    list-style: none;
    margin: 0px;
    padding: 0px;
}

header nav ul li {
    display: inline-block;
    margin: 20px;
}

header nav div input {
    border: 1px solid var(--negro);
    width: 80%;
}

header nav div button {
    background-color: var(--azul);
    color: var(--blanco);
    border: none;
}

#botonmenu {
    display: none;
}

main {
    display: grid;
    grid-template-columns: 4fr 1fr;
}

main section {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--margenesnormales);
    margin: var(--margenesnormales);
    padding: var(--margenesnormales);
    background-color: rgba(128, 128, 128, 0.322);
}

article img {
    width: 100%;
}

article {
    display: grid;
    grid-template-rows: auto auto auto;
}

article>div {
    display: grid;
    grid-template-columns: 3fr 1fr;
    text-align: justify;
    padding: var(--margenesnormales);
    align-items: center;
    justify-items: center;
}

article>div>a {
    text-align: center;
    font-size: 2em;
}

aside {
    background-color: var(--azul);
}

aside h3 {
    color: var(--blanco);
    margin: 0px;
    padding: 0px;
    padding-bottom: var(--margenesnormales);
}

#h3click {
    display: none;
}

aside nav ul {
    list-style: none;
    margin: 0px;
    padding: 0px;
}

aside nav ul li {
    padding: var(--margenesnormales);
}

footer nav {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: 1fr 1fr;
    background-color: var(--negro);
    color: var(--blanco);
    text-align: center;
}

footer nav ul {
    list-style: none;
    display: grid;
    align-items: end;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
    margin: 0px;
    padding: var(--margenesnormales);
    text-align: center;
}

.boton {
    background-color: var(--azul);
}

/* ESTILOS PARA DISPOSITIVO MOVIL */

@media (max-width: 850px) {

    body {
        width: 100%;
    }

    header nav {
        height: auto;
        display: grid;
        grid-template-columns: 1fr;
        justify-items: left;
        align-items: center;
        width: 100%;
    }

    header nav {
        display: none;
    }

    #botonmenu {
        display: block;
        margin: 7px;
        font-size: 1.5em;
    }

    header ul li {
        display: block;
        width: 100%;
        font-size: 1em;
    }

    #h3click {
        display: block;
    }

    #h3simple {
        display: none;
    }


    main {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto;
        grid-template-areas: "categorias"
            "articulos";
    }

    main section {
        grid-template-columns: 1fr;
        grid-area: articulos;
    }

    main section article {
        border-bottom: 10px solid var(--blanco);
        padding-bottom: 15px;
    }

    main aside {
        grid-area: categorias;
    }

    main aside ul {
        display: none;
    }
}