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 {
	margin: 0;
	padding: 0;
	border: 0;
	font-size: 100%;
	font: inherit;
	vertical-align: baseline;
	font-family: "微软雅黑";
}
article, aside, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section {
	display: block;
}
body {
	line-height: 1;
}
ol, ul ,li{
	list-style: none;
	list-style-type:none;
}
blockquote, q {
	quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
	content: '';
	content: none;
}
table {
	border-collapse: collapse;
	border-spacing: 0;
}
input{ background:none;  outline:none;  border:none;}
input:focus{ border:none;}
button{outline: none;border: none;background:none;}
input {outline: none;}
input:focus{outline: none;}
input[type=submit],
input[type=reset],
input[type=button]{
	outline:none;
	filter: chroma(color=#000000);  
}
select {outline: none;}
select:focus{outline: none;}
select::-ms-expand { display: none; }
a{text-decoration:none;}
img{display: block;}

/* PC端公用样式 */
.w1280{width: 1280px;margin: 0 auto;}
main{overflow: hidden;}
#textarea{width:0;height:0;opacity:0;padding:0;margin:0;}
/* 移动端公共样式 */
@media screen and (max-width: 750px) {
	html,body{font-size: 100px;}
	.app-banner img{width: 100%;}
}