* {
    box-sizing: border-box;
}

:root {
    font: 1em sans-serif;
    height: 100%;
    overflow: hidden;

    --primary: #091413;
    --secondary: #285A48;
    --tertiary: #408A71;
    color: white;
}

body {
    margin: 0;
    height: 100%;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

nav {
    display: flex;
    padding: 0.5em;
    flex-wrap: wrap;
    background-color: var(--secondary);
    column-gap: 2em;
    row-gap: 0.5em;

    h1 {
        padding: 0;
        margin: 0;
        font-size: 2em;
        line-height: 1em;
    }

    button {
        line-height: 2em;
    }
}

section {
    &:not(.open) {
        display: none;
    }

    overflow: auto;
    padding: 0.5em;
    background-color: var(--primary);
    display: flex;
    flex-direction: column;
    align-items: center;

    h2 {
        margin: 0;
    }
}

pre {
    white-space: pre-wrap;
    max-width: 100ch;
    overflow-wrap: anywhere;
}