html, body, div, span, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
abbr, address, cite, code,
del, dfn, em, img, ins, kbd, q, samp, strong, var,
b, i,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section, summary,
time, mark, audio, video {
margin:0;
padding:0;
border:0;
}

h1, h2, h3, h4, h5, h6 {font-weight:bold;}

article,aside,details,figcaption,figure,
footer,header,hgroup,menu,nav,section { 
display:block;
}

nav , ul {
list-style:none;
}