blockquote,
body,
button,
dd,
div,
dl,
dt,
fieldset,
form,
h1,
h2,
h3,
h4,
h5,
h6,
html,
input,
li,
ol,
p,
pre,
select,
td,
textarea,
th,
ul {
	font-family: "Helvetica", "Pingfang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", "sans-serif";
	padding: 0;
	margin: 0;
	color: inherit;
	box-sizing: border-box;
	outline: none;
	box-shadow: none;
	/* letter-spacing: .08rem; */
}

html,
body {
	width: 100%;
	height: 100%;
	margin: 0;
	padding: 0;
}

html {
	font-size: 16px;
}

body {
	font-size: 14px;
}

ul,
li {
	list-style: none;
}

a {
	position: relative;
	display: block;
	text-decoration: none;
}

img {
	display: block;
}

#app {
	font-family: Avenir, Helvetica, Arial, sans-serif;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	background-color: #F2F2F2;
	height: 100vh;
}

.flex_center {
	display: flex;
	align-items: center;
}

.flex_center_c {
	display: flex;
	align-items: center;
	justify-content: center;
}

.text_o1 {
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
	word-break: break-all;
}

.text_oo1,
.text_o2,
.text_o3 {
	overflow: hidden;
	text-overflow: ellipsis;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	word-break: break-all;
}

.text_oo1 {
	-webkit-line-clamp: 1;
}

.text_o3 {
	-webkit-line-clamp: 3;
}


.content {
	margin: 0 auto;
	max-width: 1200px;
}