:root {
    color-scheme: dark light;
}

@media screen {
    body {
        max-width: min(calc(100vw - 1rem), 58rem);
        min-height: calc(100vh - 1rem);
        box-sizing: border-box;
        margin: 0.5rem auto;
        display: grid;
        grid: "head" auto "main" auto "footer" 1fr / auto;
    }
    body>header {
        grid-area: head;
    }
     :is(header, footer) {
        background-color: rgb(139 0 0);
        font-weight: bold;
        color: rgb(255 255 255);
        padding: 1rem;
    }
     :is(header, footer) *:any-link {
        text-decoration: none;
    }
    body>footer {
        align-self: end;
        grid-area: footer;
    }
    body>main {
        margin: 0.5rem 0;
        grid-area: main;
        hyphens: auto;
    }
}

* :any-link {
    color: inherit;
    text-decoration: underline;
}

* .header-anchor:any-link{
	text-decoration: inherit;
}

* .header-anchor:any-link:hover,
* .header-anchor:any-link:active {
        font-style: inherit;
}

@media screen {
    * :any-link:hover,
    * :any-link:active {
        font-style: italic;
    }
}

a[href^="mailto:"]::after {
    content: "📧";
}

.err {
    color: rgb(139 0 0);
}

aside {
    width: 40%;
    padding: 0.5rem;
    margin-left: 0.5rem;
    float: right;
    background-color: rgb(139 0 0);
    color: rgb(255 255 255);
}

iframe,
img,
input,
select,
textarea {
    display: block;
    margin: 0 auto;
    max-width: 100%;
}

:is(iframe, img, input, select, textarea).side {
    max-width: 40%;
    padding: 0.5rem;
    float: right;
}

@media screen and (max-width: 30rem) {
     :is(iframe, img, input, select, textarea).side {
        width: 100%;
        float: none;
    }
}

@media screen {
    nav>a {
        margin-right: 1rem;
        padding-left: 0;
        padding-right: 0;
    }
    @media (max-width: 30rem) {
        nav>a {
            display: block;
            margin: auto;
            text-align: center;
            padding: 16px;
        }
        nav>a.navlinks {
            display: none;
        }
        nav>a.navlinks.navopen {
            display: block;
        }
    }
}

@media print {
    header,
    footer {
        display: none;
    }
}