* {
	padding: 0;
	margin: 0;
	font-family: auto;
}

a {
	text-decoration: none;
	-webkit-tap-highlight-color: rgba(255, 255, 255, 0);
	-webkit-user-select: none;
	-moz-user-focus: none;
	-moz-user-select: none;
}

@-webkit-keyframes a {
	0% {
		-webkit-transform: translate3d(0, 100%, 0);
		transform: translate3d(0, 100%, 0)
	}

	to {
		-webkit-transform: translateZ(0);
		transform: translateZ(0)
	}
}

@keyframes a {
	0% {
		-webkit-transform: translate3d(0, 100%, 0);
		transform: translate3d(0, 100%, 0)
	}

	to {
		-webkit-transform: translateZ(0);
		transform: translateZ(0)
	}
}

.slide-up {
	-webkit-animation: a ease .3s forwards;
	animation: a ease .3s forwards
}


@-webkit-keyframes b {
	0% {
		-webkit-transform: translateZ(0);
		transform: translateZ(0)
	}

	to {
		-webkit-transform: translate3d(0, 100%, 0);
		transform: translate3d(0, 100%, 0)
	}
}

@keyframes b {
	0% {
		-webkit-transform: translateZ(0);
		transform: translateZ(0)
	}

	to {
		-webkit-transform: translate3d(0, 100%, 0);
		transform: translate3d(0, 100%, 0)
	}
}

.slide-down {
	-webkit-animation: b ease .3s forwards;
	animation: b ease .3s forwards
}

@-webkit-keyframes c {
	0% {
		opacity: 0
	}

	to {
		opacity: 1
	}
}

@keyframes c {
	0% {
		opacity: 0
	}

	to {
		opacity: 1
	}
}

.fade-in {
	-webkit-animation: c ease .3s forwards;
	animation: c ease .3s forwards
}

@-webkit-keyframes d {
	0% {
		opacity: 1
	}

	to {
		opacity: 0
	}
}

@keyframes d {
	0% {
		opacity: 1
	}

	to {
		opacity: 0
	}
}

.fade-out {
	-webkit-animation: d ease .3s forwards;
	animation: d ease .3s forwards
}

.container {
	height: 100vh;
	display: flex;
	flex-direction: column;
	background-color: #ffffff;
}

.top {
	background-color: #f5f5f5;
	position: relative;
	text-align: center;
	color: #434343;

}

.top a.back {
	position: absolute;
	top: 50%;
	left: 10px;
	position: absolute;
	transform: translate(0, -50%);
	color: #434343;
}

.cover {
	position: fixed;
	top: 0;
	left: 50%;
	width: 100%;
	max-width: 600px;
	background-color: rgba(0, 0, 0, 0.6);
	height: 100vh;
	display: flex;
	flex-direction: column;
	justify-content: flex-end;
	display: none;
	transform: translate(-50%, 0);
}

.popup {
	background-color: #ffffff;
	width: 100%;
	height: 50%;
	display: flex;
    flex-direction: column;
	border-radius: 15px 15px 0 0;
	box-sizing: border-box;
}
.popup .div{
	flex:1;
	overflow: auto;
}
.popup .title {
	position: relative;
	font-weight: bold;
	text-align: center;
	margin-bottom: 20px;
}

.popup .title i {
	position: absolute;
	top: 0;
	right: 0;
	font-size: 26px;
	font-weight: normal;
}

.topic-box {}

.topic-box::after {
	content: "";
	display: block;
	clear: both;
}

.topic-box>div {
	color: #434343;
	margin-bottom: 25px;
	float: left;
	width: 25%;
	display: flex;
	align-items: center;
	justify-content: center;
}
.topic-num>div{
	width: 35px;
	height: 35px;
	background-color: #f5f5f5;
	border-radius: 50%;
	text-align: center;
	line-height: 35px;
}
.topic-num>div.active {
	background-color: #037c4f75;
	color: #ffffff;
}

.little-tit {
	margin-bottom: 15px;
}

.little-tit>span {
	color: #787878;
}

.popup button.submit {
	background-color: #037c4f;
	color: #ffffff;
	border-radius: 30px;
	width: 100%;
	border: none;
	margin: 20px 0;
}
.viewer-backdrop {
	background-color: #000;
}

.viewer-transition {
	transition: all .2s;
}

.viewer-open {
	padding: 0 !important;
}
@media screen and (max-width:600px) {
	* {
		font-size: 3.85vw;
	}

	.little-tit>span {
		font-size: 3.5vw;
	}

	.container {
		width: 100%;
	}

	.popup {
		padding: 3vw;
	}

	.top,
	.popup .title,
	.popup button.submit {
		line-height: 10vw;
	}
}

@media screen and (min-width:600px) {
	* {
		font-size: 18px;
	}

	.little-tit>span {
		font-size: 14px;
	}

	body {
		background-color: #edf2fa;
	}

	.container {
		width: 600px;
		margin: 0 auto;
	}

	.popup {
		padding: 15px;
	}

	.top,
	.popup .title,
	.popup button.submit {
		line-height: 45px;
	}
}