/* Reset + HTML5 -----------*/
body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, form, fieldset, input, textarea, p, blockquote, th, td{ margin: 0; padding: 0; }
section, article, header, hgroup, footer, nav, aside{ display: block; }
table{ border-collapse: collapse; border-spacing: 0; }
td{ border: 1px; }
input, texarea{ outline: none; }
fieldset, img, abbr{ border: 0; }
address, caption, cite, code, dfn, em, strong, th, var{ font-style: normal; font-weight: normal; }
ol, ul{ list-style: none; text-indent: 0; }
caption, th{ text-align: left; }
h1, h2, h3, h4, h5, h6{ font-size: 1em; font-weight: normal; }
q:before, q:after{ content: ''; }
a{ text-decoration: none; outline : none; }

Reset CSS avec elements HTML5 

CSS