@charset "utf-8";
/* CSS Document */

body, html {
    height: 100%;
    width: 100%;
    margin: 0;
    padding: 0;
    font-family: 'Lato', sans-serif;
}

section {
    display: grid;
    grid-template-columns: 4fr 1fr;
    margin-bottom: 0.1em;
}

article {
    padding: 1rem;
}

article h1 {
    margin: 1rem;
    text-transform: uppercase;
}

nav {
    margin-bottom: 0.1em;
}

nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    display: flex;
}

nav li {
    flex-grow: 1;
}

nav a {
    display: block;
    padding: 1em;
    text-align: center;
    text-decoration: none;
    color: #000000;
    border: solid 1px #424242;
    text-transform: uppercase;
}

nav a:hover {
    background-color: #4fc3f7;
}

aside {
    display: grid;
    grid-gap: 0.5rem;
    padding: 0.5rem;
    background-color: lightgray;
}

.card img {
    width: 100%;
    height: auto;
    transition: all 1s;
}

.card img:hover {
    filter: invert(100%);
}

footer {
    font-size: 0.8em;
    color: #FFFFFF;
    background-color: #666;
    padding: 0.5rem;
}

video, iframe {
    max-width: 100%;
    display: block;
    margin: 1rem auto;
}

@media (orientation: landscape) {

    section {
        grid-template-columns: 4fr 1fr;
    }

    aside {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
    }

    nav ul {
        flex-direction: row;
    }
}

@media (orientation: portrait) {

    section {
        grid-template-columns: 1fr;
    }

    aside {
        grid-template-columns: 1fr 1fr 1fr;
        grid-template-rows: auto;
    }

    nav ul {
        flex-direction: column;
    }

    nav a {
        margin-bottom: 0.2em;
    }
}