gnu-social/public/assets/css/reset.css

/* link underlines tend to make hypertext less readable,
   because underlines obscure the shapes of the lower halves of words */
:link, :visited {
    text-decoration: none
}

/* no list-markers by default, since lists are used more often for semantics */
ul, ol {
    list-style: none
}

/* avoid browser default inconsistent heading font-sizes */
/* and pre/code too */
h1, h2, h3, h4, h5, h6, pre, code {
    font-size: 1em;
}

/* remove the inconsistent (among browsers) default ul,ol padding or margin  */
/* the default spacing on headings does not match nor align with 
   normal interline spacing at all, so let's get rid of it. */
/* zero out the spacing around pre, form, body, html, p, blockquote as well */
/* form elements are oddly inconsistent, and not quite CSS emulatable. */
/*  nonetheless strip their margin and padding as well */
ul, ol, li, h1, h2, h3, h4, h5, h6, pre, form, body, html, p, blockquote, fieldset, input, textarea {
    margin: 0;
    padding: 0;
    border: none;
}

/* whoever thought blue linked image borders were a good idea? */
a img, :link img, :visited img {
    border: none
}

/* de-italicize address */
address {
    font-style: normal
}

/* firefox focus outline */
:focus {
    outline: none;
}

::-moz-focus-inner {
    border: 0;
}

/* details element arrow */
details > summary {
    list-style: none;
}

details > summary::-webkit-details-marker {
    display: none;
}

/* have IE ignore the detail elements altogether */
@supports not (-ms-ime-align: auto) {

    details summary {
        cursor: pointer;
    }

    details summary > * {
        display: inline;
    }
}