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, 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,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video ,input{
	margin: 0;
	padding: 0;
	border: 0;
	font-size: 100%;
	font: inherit;
	vertical-align: baseline;
	-webkit-box-sizing: border-box;
	        box-sizing: border-box;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section {
	display: block;
}
body {
	line-height: 1;
	font-size: 14px;
}
ol, ul {
	list-style: none;
}
blockquote, q {
	quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
	content: '';
	content: none;
}
em,i {
    font-style: normal;
}
table {
	border-collapse: collapse;
	border-spacing: 0;
}
button,input,select{
	outline:none;
	border: none;
}
select{
	-webkit-appearance: none;
}

/* 默认样式 链接 */
a:link{text-decoration:none; color: #333;}
a:visited{text-decoration:none; color: #333;}
a:hover{text-decoration:none; color: #333;}
a:active{text-decoration:none; color: #333;}
a:focus{outline:0; color: #333;}

/*input与textarea的placeholder颜色设置*/
::-webkit-input-placeholder { /* WebKit browsers */
    color:#c8c8c8;
}
:-moz-placeholder { /* Mozilla Firefox 4 to 18 */
    color:#c8c8c8;
}
::-moz-placeholder { /* Mozilla Firefox 19+ */
    color:#c8c8c8;
}
:-ms-input-placeholder { /* Internet Explorer 10+ */
    color:#c8c8c8;
}

.cf:before,
.cf:after {
    content: " "; /* 1 */
    display: table; /* 2 */
}

.cf:after {
    clear: both;
}

/**
 * For IE 6/7 only
 * Include this rule to trigger hasLayout and contain floats.
 */
.cf {
    *zoom: 1;
}