/* gruvbox */
:root {
    --bg: #242424;
    --fg: #f9f5d7;
    --dark: #1d2021;
    --light: #fbf1c7;
    --gray: #a80084;
    --red: #cc241d;
    --green: #98971a;
    --blue: #458588;
    --purple: #b16286;
    --aqua: #689d6a;
    --orange: #d65d0e;
    --yellow: #d79921;
    --black: #000000;
    --white: #ffffff;
}

.blue {
    color: var(--blue);
}
.red {
    color: var(--red);
}
.yellow {
    color: var(--yellow);
}
.green {
    color: var(--green);
}
.purple {
    color: var(--purple);
}
.orange {
    color: var(--orange);
}

@media screen and (min-width: 80rem) {
    main {
        margin: 2em 8em;
    }
}

@media screen and (max-width: 800px) {
    main {
        width: 100%;
    }
}

/* global properties go here */
* {
    box-sizing: border-box;
    font-family: monospace;
    object-fit: contain;
    margin: 0;
}

body {
    font-size: 1.5em;
    background: var(--bg);
    color: var(--fg);
}

main {
    text-indent: 30px;
    position: fixed;
    top: 50px;
}

header {
    padding: 10px;
    vertical-align: middle;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    border-bottom: 1px solid var(--light);
    img {
        vertical-align: inherit;
        width: 64px;
        height: 64px;
    }
    button,
    input[type='submit'],
    input[type='reset'] {
        background: none;
        color: inherit;
        border: none;
        padding: 0;
        font: inherit;
        cursor: pointer;
        outline: inherit;
    }
    button:hover {
        filter: brightness(150%);
    }
}

footer {
    padding: 15px;
    vertical-align: middle;
    text-decoration: none;
    background: var(--bg);
    border-top: 1px solid var(--light);
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
}

/* animations */
@keyframes fadeIn {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

.fade {
    animation: fadeIn 5s;
}

.poetry {
    font-style: italic;
    color: var(--yellow);
    text-align: center;
}
.center {
    text-align: center;
}