/* http://meyerweb.com/eric/tools/css/reset/ 
   v2.0 | 20110126
   License: none (public domain)
*/

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;
	font-family:  -apple-system, SF UI Text, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, Helvetica Neue, Helvetica, Arial, sans-serif;
	vertical-align: baseline;
	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;
	width: 100vw;
	height: 100vh;
	background-color: #222;
}
ol, ul {
	list-style: none;
}
blockquote, q {
	quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
	content: '';
	content: none;
}
table {
	border-collapse: collapse;
	border-spacing: 0;
}

a {
	color: inherit;
	text-decoration: none;
}

.flex{
	display: flex;
	align-items: center;
}
.flex-direction {
	flex-direction: column;
}
.justify-center{
	justify-content: center;
}
.justify-around{
	justify-content: space-around;
}
.justify-between {
	justify-content: space-between;
}
.align-items {
	align-items: center
}
.text-orange {
	color: #ff8a00
}
.bg-orange{
	background-color: #ff8a00
}

.container {
	width: 100%;
	height: 100%;
	line-height: 2;
	font-size: .85vw;
	color: #fff;
}
.fullscreen-bg {
	display: flex;
	flex-direction: column;
	align-items: center;
	height: 100%;
	background-size: cover;
}
.header{
	width: 100vw;
	height: 6vw;
	padding: 0 4vw;
	min-height: 6vw;
	font-size: .7vw;
}
.header .logo{
	display: flex;
	justify-content: space-around;
}
.header .dark-logo {
	width: 119px;
	height: 45px;
}
.header .navigation-bar {
	margin-right: 5vw;
	justify-content: space-around;
}
.header .navigation-item {
	padding:0 1vw;
}
.header .navigation-item>a{
	position: relative;
}
.header .navigation-item>a::before{
	position: absolute;
	bottom: -10px;
	visibility: hidden;
	content: "";
	width: 100%;
	height: 2px;
	/* background-color: hsla(0, 0%, 100%, .5); */
	background-color:#ff8a00;
	transform: translateX(-100%);
	border-radius: 2px;
	opacity: 0;
}

.header .navigation-item>a.active {
	color: #ff8a00;
}

.header .navigation-item>a.active::before{
	visibility: visible;
	transform: translateX(0);
	opacity: 1;
}

.footer {
	text-align: center;
}
.footer .navigation-item {
	padding: 5px;
	width: 7vw;
}
.footer .navigation-item>a{
	position: relative;
}
.footer .navigation-item>a::before{
	position: absolute;
	bottom: -10px;
	visibility: hidden;
	content: "";
	width: 100%;
	height: 2px;
	/* background-color: hsla(0, 0%, 100%, .5); */
	background-color:#ff8a00;
	
	transform: translateX(-100%);
	border-radius: 2px;
	opacity: 0;
}
.footer .navigation-item>a.active {
	color: #ff8a00;
}
.footer .navigation-item>a.active::before{
	visibility: visible;
	transform: translateX(0);
	opacity: 1;
}
.footer .bottom{
	padding: 1vw ;
	color: #999;
}

@media only screen and (max-width:1024px) {
	.header {
		padding: 0 6vw;
		min-height: 16vw;
		font-size: 1.5vw;

	}
	.header .dark-logo {
		width: 100px;
		height: 38px;
	}
	.footer .navigation-item {
		padding: 5px;
		width: auto;
		font-size: 1.5vw;
	}
	.footer .navigation-bar{
		flex-wrap: wrap;
	}
}


@media only screen and (max-width: 767px) {
	.header .dark-logo {
		width: 80px;
		height: 30px;
	}
}
@media only screen and (max-width: 374px) {
	.header .dark-logo {
		width: 60px;
		height: 22px;
	}
	.header {
		padding: 0 2vw;
		min-height: 20vw;
	}
}