body {
    max-width: 800px;
    margin: 0px auto;
    padding: 0 10px;
    font: 18px/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
    color: #333;
    background: #fefefe;
}

h1,
h2,
h3 {
    display: inline-block;
    line-height: 1.2;

    >a {
        text-decoration: none;

        &::after {
            content: "#";
        }
    }
}

@media (prefers-color-scheme: dark) {
    body {
        color: #eee;
        background: #0d1117;
    }

    a:link {
        color: #58a6ff;
    }

    a:visited {
        color: #8e96f0;
    }
}

.info {
    border: 2px solid #aaa;
    border-radius: 10px;
    padding: 20px;

    &::before {
        font-family: "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
        filter: grayscale(50%);
        content: "\2139";
    }
}