ut type="text" class="span3" placeholder="@sansFontFamily">
                <label>@baseLineHeight</label>
                <input type="text" class="span3" placeholder="20px">

                <label>@altFontFamily</label>
                <input type="text" class="span3" placeholder="@serifFontFamily">
                <label>@headingsFontFamily</label>
                <input type="text" class="span3" placeholder="inherit">
                <label>@headingsFontWeight</label>
                <input type="text"