Use a reset stylesheet

Creates a baseline starting point

Eliminates differences between default browser styles

Reduces cross-browser debugging

Eric Meyer's Reset Reloaded

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,
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-weight: inherit;
	font-style: inherit;
	font-size: 100%;
	font-family: inherit;
	vertical-align: baseline;
}
/* remember to define focus styles! */
:focus {
	outline: 0;
}
body {
	line-height: 1;
	color: black;
	background: white;
}
ol, ul {
	list-style: none;
}
/* tables still need 'cellspacing="0"' in the markup */
table {
	border-collapse: separate;
	border-spacing: 0;
}
caption, th, td {
	text-align: left;
	font-weight: normal;
}
blockquote:before, blockquote:after,
q:before, q:after {
	content: "";
}
blockquote, q {
	quotes: "" "";
}

Source: Eric Meyer's Reset Reloaded