error.css

* {
    box-sizing: border-box;
}

:root {
    --inter-ui-font-stack: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Cantarell, Helvetica, Arial, "Apple Color Emoji",
        "Segoe UI Emoji", "Segoe UI Symbol", system-ui, sans-serif;
    --system-fonts-mono: Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

    color-scheme: light dark;
    font-family: var(--inter-ui-font-stack);
    font-size: 17px;

    --black: black;
    --gray1: gray;
    --white: white;
}

@media (prefers-color-scheme: dark) {
    :root {
        --black: white;
        --gray1: #c7c7c7;
        --white: black;
    }
}

body {
    max-width: 700px;
    margin: 0 auto;
    margin-top: 3rem;
    padding: 1rem;
}

code,
pre {
    font-family: var(--system-fonts-mono);
    color: var(--gray1);
}
pre code {
    color: inherit;
}
code {
    font-size: 0.9rem;
}

pre {
    /* white-space: pre-wrap; */
    overflow: auto;

    border-left: 8px solid #ff002d42;
    padding-left: 1rem;
}

pre:first-line {
    font-weight: bolder;
    line-height: 2em;
    /* font-style: italic; */
    color: var(--black);

    /* padding: 6em; */
    /* display: block; */
}

a {
    font-weight: bolder;
    color: unset;
}

a:visited {
    /* color: red; */
}