HTML5中base css的有关操作

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, 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 {
	border: 0;
	font-family: inherit;
	font-size: 100%;
	font-style: inherit;
	font-weight: inherit;
	margin: 0;
	outline: 0;
	padding: 0;
}
html {
	-webkit-text-size-adjust: 100%;
	-ms-text-size-adjust: 100%;
	height: 100%;
}
body {
	font-family: "Avenir Next", Avenir, "Helvetica Neue", Helvetica, "Lantinghei SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", "STHeiti", "WenQuanYi Micro Hei", SimSun, sans-serif;
	font-weight: normal;
	font-style: normal;
	font-size: 14px;
	height: 100%;
}
input, select, option, button, textarea {
	background: linear-gradient(to bottom, #fff, #fff);
	-webkit-background: linear-gradient(to bottom, #fff, #fff);
	-webkit-tap-highlight-color: transparent;
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box;
	-webkit-appearance: none;
	outline: none;
	font-family: "Avenir Next", Avenir, "Helvetica Neue", "Lantinghei SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", "STHeiti", "WenQuanYi Micro Hei", SimSun, sans-serif;
	border-radius: 1px;
}
img {
	border: none;
}
a {
	-webkit-tap-highlight-color: rgba(0, 0, 0, 0);
	text-decoration: none;
}
ul li {
	list-style-type: none;
}