body {
	margin: 0;
}

#index-banner {
	width: 100%;
	overflow: hidden;
	position: relative;
	margin-top:20px;
}

#index-banner .banner_bg {
	height: 395px;
	width: 100%;
	background-repeat: repeat-x;
	background-position: center top;
}

.night .banner_bg {
	background-image: url(../images/night.jpg);
}

.morning .banner_bg {
	background-image: url(../images/morning.jpg);
}

.noon .banner_bg {
	background-image: url(../images/noon.jpg);
}

.afternoon .banner_bg {
	background-image: url(../images/afternoon.jpg);
}

#index-banner .banner_m {
	height: 395px;
	width: 100%;
	background-repeat: no-repeat;
	background-position: center top;
	position: absolute;
	left: 0;
	top: 0;
	opacity: 0;
}

.night .banner_m {
	background-image: url(../images/night_m.jpg);
}

.morning .banner_m {
	background-image: url(../images/morning_m.jpg);
}

.noon .banner_m {
	background-image: url(../images/noon_m.jpg);
}

.afternoon .banner_m {
	background-image: url(../images/afternoon_m.jpg);
}

.lines {
	position: absolute;
	width: 100%;
	z-index: 5;
	height: 1px;
	background: #767676;
}

.line-one {
	mix-blend-mode: color-burn;/*颜色加深， IE不支持，可改为黑色半透明*/
}

.line-two {
	opacity: 0.4;
	mix-blend-mode: color-dodge;/*颜色减淡，  IE不支持，可改为白色半透明*/
}

.line-top.line-two {
	top: 1px;
}

.line-bottom.line-one {
	bottom: 0px;
}

.line-bottom.line-two {
	bottom: 1px;
}

.cloud {
	width: 5792px;
	height: 395px;
	position: absolute;
	top: 0;
	right: 0;
	z-index: 10;
	background: url(../images/cloud.png) repeat-x;
	mix-blend-mode: screen;/* IE不支持，需要重新做云 */
	opacity: 0.6;
	animation: marquee 60s linear infinite;
}

/*适配IE11*/
@media all and (-ms-high-contrast:none) {
 
	.line-one {
		background: #000;
		opacity: 0.3;
	}

	.line-two {
		background: #fff;
		opacity: 0.4;
	}

	.cloud {
		background: none;
	}
}

@keyframes marquee {
	0% {
		transform: translateX(0);
	}

	100% {
		transform: translateX(1448px);
	}
}

.txt {
	position: absolute;
	width: 100%;
	text-align: center;
	font-size: 60px;
	color: #fff;
	z-index: 10;
	line-height: 1;
	letter-spacing: 3px;
	text-shadow: 0px 0px 4px rgba(13,53,105,0.6);
}

.txt1 {
	margin-top: 120px;
	margin-bottom: 0;
	opacity: 0;
}

.txt2 {
	margin-top: 42px;
	opacity: 0;
}

.hoverAll {
	width: 100%;
	position: absolute;
	left: 0;
	top: 0;
	height: 395px;
	z-index: 40;
}

#index-banner .swiper-container {
	opacity: 0;
	width: 100%;
	position: absolute;
	left: 0;
	top: 21px;
	z-index: 20;
}

#index-banner .swiper-button-prev,#index-banner .swiper-button-next {
	opacity: 0;
	outline: none;
	background-size: 6px auto;
	width: 38px;
	transition: background-color 0.2s;
}

#index-banner .swiper-button-prev:hover,#index-banner .swiper-button-next:hover {
	background-color: #0f0f0f;
}

#index-banner .swiper-button-prev {
	left: calc(50% - 505px);
}

#index-banner .swiper-button-next {
	right: calc(50% - 505px);
}

#index-banner .swiper-pagination {
	opacity: 0;
	top: 0;
	bottom: unset;
	right: 0;
	width: 940px;
	margin: 0 auto;
	text-align: right;
}

#index-banner .swiper-pagination-bullet {
	width: 35px;
	height: 3px;/*增加可点击区域*/
	opacity: 1;
	background: none;
	border-radius: 0;
	margin: 0 1px;
	vertical-align: top;
	border-top: 4px solid #272727;
	outline: none;
}

#index-banner .swiper-pagination-bullet-active {
	height: 0px;
	border-top: 7px solid #dc3545;
	padding-bottom: 0;
}

#index-banner .swiper-slide {
	width: auto;
}

#index-banner .swiper-slide img {
	border: 8px solid rgba(255,255,255,0.5);
	opacity: 0.8;
	transition: all 0.3s;
}

#index-banner .swiper-slide-active img,#index-banner .swiper-slide-duplicate-active img {
	opacity: 1;
	border: 8px solid #fff;
}

#index-banner .animating  .swiper-slide img {
	opacity: 1;
	border: 8px solid rgba(255,255,255,1);
}

.hoverBtn {
	width: 958px;
	height: 353px;
	position: absolute;
	z-index: 30;
	top: 21px;
	cursor: pointer;
}

.hoverPrev {
	left: calc(50% - 1479px);
}

.hoverNext {
	left: calc(50% + 521px);
}