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;
}
* {
    webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html,body {
    width: 100%;
    height: 100%;
}
body {
	font-family: "微软雅黑";
	font-size: 14px;
	overflow-y: auto;
	position:relative;
}
input,button{
	border:none;
}
/*设置input中placeholder属性值的字体样式*/
:-moz-placeholder { /* Mozilla Firefox 4 to 18 */
    color: #999;  
    font-family: "微软雅黑";
}

::-moz-placeholder { /* Mozilla Firefox 19+ */
    color: #999;
    font-family: "微软雅黑";
}

input:-ms-input-placeholder,
textarea:-ms-input-placeholder {
    color: #999;
    font-family: "微软雅黑";
}

input::-webkit-input-placeholder,
textarea::-webkit-input-placeholder {
    color: #999;
    font-family: "微软雅黑";
}
/*设置input中placeholder属性值的字体样式结束*/
input:focus, button:focus {
	outline: none;
}
ul li{
	list-style: none;
}
a {
	text-decoration: none;
}
.clearfix { 
    *zoom: 1; 
}
.clearfix:before, .clearfix:after { 
	display: table; 
	line-height: 0; 
	content: ""; 
}
.clearfix:after { 
  clear: both; 
}
.fl {
	float: left;
}
.fr {
	float: right;
}
h3 {
	font-size: 16px;
	color:#333;
	font-weight: normal;
}