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,
textarea,
input {
	margin: 0;
	padding: 0;
}

address,
cite,
dfn,
var,
i {
	font-style: normal;
}

body {
	/* 	font-size: 16px;
	line-height: 1.5;
	font-family: 'Microsoft Yahei', 'simsun', 'arial', 'tahoma';
	color: #222;
	background: #eee; */
}

table {
	border-collapse: collapse;
	border-spacing: 0;
}

h1,
h2,
h3,
h4,
h5,
h6,
th {
	font-size: 100%;
	font-weight: normal;
}

button,
input,
select,
textarea {
	font-size: 100%;
}

fieldset,
img {
	border: 0;
}

/*包含以下五种的链接*/
a {
	text-decoration: none;
}
ul,
ol {
	list-style: none;
}

:focus {
	outline: none;
}

.clearfix {
	clear: both;
	content: "";
	display: block;
	overflow: hidden;
}

.clear {
	clear: both;
}

.fl {
	float: left;
}

.fr {
	float: right;
}
.layout {
	display: flex;
}
.align-center {
	align-items: center;
}
.pointer {
	cursor: pointer;
}