:root{
	--primary-color: #2deab3;
	--font-color: #ffffff;
	--font-color-2: #3042ea;
}

.show {
	display: block !important;
}

.hide {
	display: none !important;
}

.visibility {
	visibility: hidden;
}

.center {
	text-align: center;
}


/* 
 * 垂直居中
 * 		ui-flex justify-center center
 * 
 * */

.ui-flex {
	display: -webkit-box !important;
	display: -webkit-flex !important;
	display: -ms-flexbox !important;
	display: flex !important;
	-webkit-flex-wrap: wrap;
	-ms-flex-wrap: wrap;
	flex-wrap: wrap
}

.ui-flex,
.ui-flex *,
.ui-flex :after,
.ui-flex :before {
	box-sizing: border-box
}

.ui-flex.justify-center {
	-webkit-box-pack: center;
	-webkit-justify-content: center;
	-ms-flex-pack: center;
	justify-content: center
}

.ui-flex.center {
	-webkit-box-pack: center;
	-webkit-justify-content: center;
	-ms-flex-pack: center;
	justify-content: center;
	-webkit-box-align: center;
	-webkit-align-items: center;
	-ms-flex-align: center;
	align-items: center
}


/*
 开场动画
 * */

.fade-in {
	-webkit-animation: 2s fade-in;
	-moz-animation: 2s fade-in;
	-o-animation: 2s fade-in;
	animation: 2s fade-in;
	z-index: 100;
}

.fade-out {
	-webkit-animation: 2s fade-out;
	-moz-animation: 2s fade-out;
	-o-animation: 2s fade-out;
	animation: 2s fade-out;
	z-index: 99;
}

@keyframes fade-in {
	from {
		opacity: 0;
	}
	to {
		opacity: 1;
	}
}

@-moz-keyframes fade-in {
	from {
		opacity: 0;
	}
	to {
		opacity: 1;
	}
}

@-webkit-keyframes fade-in {
	from {
		opacity: 0;
	}
	to {
		opacity: 1;
	}
}

@keyframes fade-out {
	from {
		opacity: 1;
	}
	to {
		opacity: 0;
	}
}

@-moz-keyframes fade-out {
	from {
		opacity: 1;
	}
	to {
		opacity: 0;
	}
}

@-webkit-keyframes fade-out {
	from {
		opacity: 1;
	}
	to {
		opacity: 0;
	}
}

.hide {
	display: none;
}

.window-board {
	position: fixed;
	width: 100vw;
	height: 100vh;
	z-index: 99;
	background-color: #000000;
	opacity: 0.2;
	top: 0;
	left: 0;
	display: none;
}

.window {
	position: fixed;
	width: 86vw;
	left: 7vw;
	height: auto;
	background-color: #FFFFFF;
	top: -90vh;
	opacity: 1;
	border-radius: 10px;
	padding: 0 0 2vh 0;
	transition: top 0.5s;
	transition-delay: .2s;
}

.window-in {
	top: 10vh;
	z-index: 100;
}

.window-out {
	top: -110vh;
	z-index: 99;
}

.window > .close {
	border-radius: 50%;
	width: 40px;
	height: 40px;
	line-height: 40px;
	right: -20px;
	top: -20px;
	background-color: #4a8de9;
	color: #FFFFFF;
	display: inline-block;
	text-align: center;
	position: absolute;
	cursor: pointer;
	font-size: 29px;
	vertical-align: middle;
	font-family: serif;
}

.window img {
	width: 100%;
	height: auto;
}

.window section {
	margin: 1em;
	border: solid 1px #f4f4f4;
	border-top: solid 5px #2f41ea;
	overflow-y: auto;
	height: calc(80vh - ((86vw * 117) / 275) - 2em);
}

.window section > header {
	padding: 1.5em 0;
	display: block;
	width: 100px;
	margin: 0 auto;
	text-align: center;
}

.window section > header > * {
	display: inline-block;
	width: 37px;
	height: 37px;
	line-height: 37px;
	vertical-align: middle;
	color: #3042ea;
	font-weight: bold;
	position: static;
}

.window section > header > *:first-child {
	margin-right: 1em;
}

.window section > article {
	padding: 0 1em;
}