html,
body {
	width: 100%;
	height: 100%;
	margin: 0 auto;
	min-height: 100%;
	position: relative;
}

img {
	max-width: 100%;
	margin: auto;
	display: block;
}

a {
	text-decoration: none;
}

a:active {
	color: blue;
	/* 保持颜色不变 */
	outline: none;
	/* 去除点击时的虚线框 */
	text-decoration: none;
	/* 移除下划线 */
}

* {
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box;
	line-height: 0;
}


em {
	font-style: normal;
}

.content {
	max-width: 750px;
	min-width: 350px;
	margin: auto;
	padding-bottom: 0.5rem;
    background-color: #fcdbcc;
}

.top {
	height: 1.56rem;
	padding: 0.24rem 0.4rem;
	display: flex;
	justify-content: space-between;
	align-content: center;
	flex-wrap: wrap;
	position: fixed;
	top: 0;
	width: 100%;
	max-width: 750px;
	background-image: url(../img/top.png);
	background-size: 100% 100%;
	background-repeat: no-repeat;
	z-index: 4;
}

.logo {
	height: 1.06rem;
	margin: 0;
}

.down {
	/* height: 0.9rem; */
	margin: 0;
}

.playD {
	padding: 0.24rem 0.14rem 0.34rem 0.14rem;
	display: flex;
	justify-content: space-around;
	flex-wrap: nowrap;
}

.playD img {
	height: 1.08rem;
}

.al_cen {
	text-align: center;
	padding: 0.24rem 0.3rem;
	position: relative;
	z-index: 1;
}

.act2 {
	padding-top: 0;
}

.act1 .title {
	padding: 0.14rem 2.1rem;
}

.act2 .title {
	padding: 0 2.1rem 0.14rem 2.1rem;
}

.act .echelon {
	padding: 0.14rem 0;
}

.act2 .echelon {
	padding: 0.14rem 0;
}

.kf {
	position: fixed;
	right: 0.1rem;
	top: 68%;
	z-index: 5;
}

.kf img {
	width: 1.48rem;
}

.foot {
	margin-top: -2.9rem;
	z-index: 0;
	position: relative;
}

/*  */
@-webkit-keyframes shake {
	10% {
		transform: rotate(15deg);
	}

	20% {
		transform: rotate(-10deg);
	}

	30% {
		transform: rotate(5deg);
	}

	40% {
		transform: rotate(-5deg);
	}

	50%,
	100% {
		transform: rotate(0deg);
	}
}

@keyframes zoom2 {

	0%,
	100% {
		transform: scale(1.02);
	}

	50% {
		transform: scale3d(.95, .95, .95);
	}
}

@keyframes zoom1 {

	0%,
	100% {
		transform: scale(1.05);
	}

	50% {
		transform: scale3d(.97, .97, .97);
	}
}

.zoom1 {
	-webkit-animation: zoom1 1.5s linear infinite;
	animation: zoom1 1.5s linear infinite;
}

.zoom2 {
	-webkit-animation: zoom2 1.4s linear infinite;
	animation: zoom2 1.4s linear infinite;
}