html, body, div, span, applet, object, iframe,
    blockquote,
    a, abbr, acronym, address, big, cite, code,
    del, dfn, em, img, ins, kbd, q, s, samp,
    small, strike, strong, sub, sup, tt, var,
    b, u, i, center,
    dl, dt, dd, ol, ul, li,
    fieldset, form, label, legend,
    table, caption, tbody, tfoot, thead, tr, th, td,
    article, aside, canvas, details, embed,
    figure, figcaption, footer, header, hgroup,
    menu, nav, output, ruby, section, summary,
    time, mark, audio, video {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    vertical-align: baseline;
}

Te postaviti također
* 
{
    -webkit-box-sizing: border-box;
    -moz-box-sizing:    border-box;
    box-sizing:         border-box;
}

html, body
	{
	height: 100% 
	}

textarea, input , select
	{
	outline: none; 
	}