An example bellow is crated based on Eric Meyer’s CSS reset (meyerweb.com) and it is recommended by Royal Deer Design.

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html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, font, 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
{
margin: 0;
padding: 0;
border: 0;
outline: 0;
font-size: 100%;
vertical-align: baseline;
background: transparent;
}

body {
line-height: 1;
}

ol, ul {
list-style: none;
}

blockquote, q {
quotes: none;
}

blockquote:before, blockquote:after, q:before, q:after {
content: ”;
content: none;
}

:focus {
outline: 0;
}

ins {
text-decoration: none;
}

del {
text-decoration: line-through;
}

table {
border-collapse: collapse;
border-spacing: 0;
}

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More info:
Definition of CSS Reset from Wikipedia: CSS Reset – CSS declarations remove margins and standardize cross-browser rendering on common elements.