@import url('https://fonts.googleapis.com/css?family=Poppins:400,500,600,700,800,900');
.image-container {
    overflow: hidden; /* 隐藏超出容器部分的图片 */
    position: absolute; /* 为了绝对定位内部的图片 */
    width: 100%; /* 容器宽度，根据需要调整 */
    height: 200px; /* 容器高度，根据需要调整 */
    top: 17.5%;
}

.move-image {
    height: 57px;
    width: 57px;;
    position: absolute;
    right: -100%; /* 从右侧开始移动 */
    animation: slideIn 10s linear infinite; /* 应用动画 */
    opacity: 0.5;
}

@keyframes slideIn {
    0% {
        right: 81%; 
    }
    50% {
        right: 91%; 
        opacity: 1;
    }
	100%{
		
		right: 91%;
	}
}
body {
	width: 100%;
	display: block;
	overflow-x: hidden;
	background: #fff;
	font-family: 'Poppins', sans-serif;
    /*background: url('back.png') no-repeat center center fixed; background-size: cover;*/
	background: #000;
}

.switch-wrap {
	position: relative;
	font-size: 17px;
	color: #212121;
	font-weight: 600;
	letter-spacing: 1px;
	text-align: center;
	margin: 0 auto;
	margin-top: 30px;
	-webkit-transition: all 500ms linear;
	transition: all 500ms linear;
}

.switch-wrap span {
	font-size: 14px;
	color: #000;
	font-weight: 500;
	letter-spacing: 0;
}

#switch,
#circle {
	height: 31px;
	cursor: pointer;
	border: 2px solid #000;
	-webkit-transition: all 0.4s cubic-bezier(0.54, 1.6, 0.5, 1);
	transition: all 0.4s cubic-bezier(0.54, 1.6, 0.5, 1);
}

#switch {
	width: 60px;
	margin: 0 auto;
	border-radius: 27px;
	position: relative;
	display: block;
	text-align: center;
	margin: 0 auto;
	transform: translateY(10px);
}

#circle {
	margin-top: 5%;
	margin-left: 5%;
	width: 40%;
	height: 80%;
	border-radius: 50%;
	box-shadow: inset 4px -1px 0 0 #f1c40f;
}

.switched {
	border-color: #000 !important;
}

.switched #circle {
	margin-left: 55%;
	box-shadow: inset 4px -1px 0 0 #2ecc71;
}

.main-wrapper {
	position: relative;
	margin: 0 auto;
	text-align: center;
	width: 400px;
	height: 300px;
	overflow: hidden;
	display: block;
	border: 2px solid #000;
	z-index: 5;
	margin-top: 30px;
	margin-bottom: 60px;
	background: #fff;
}

.sun {
	position: absolute;
	width: 20px;
	height: 20px;
	border-radius: 50%;
	border: 2px solid #000;
	top: 50px;
	left: 270px;
	z-index: 1;
	animation: rotate 10s linear infinite;
}

@keyframes rotate {
	0% {
		transform: rotate(0deg);
	}

	100% {
		transform: rotate(-360deg);
	}
}

.sun span {
	position: absolute;
	width: 2px;
	height: 14px;
	background-color: #000;
	top: -18px;
	left: 7px;
	z-index: 1;
	transform-origin: center bottom;
	transform: scaleY(1);
	animation: sun-ray-1 1s linear infinite;
	box-shadow: 4px 4px 0 0 #f1c40f;
}

@keyframes sun-ray-1 {

	0%,
	100% {
		transform: scaleY(1);
	}

	50% {
		transform: scaleY(0.6);
	}
}

.sun span:nth-child(2) {
	transform: rotate(45deg) scaleY(0.6);
	top: -15px;
	left: 16px;
	animation: sun-ray-2 1s linear infinite;
}

@keyframes sun-ray-2 {

	0%,
	100% {
		transform: rotate(45deg) scaleY(0.6);
	}

	50% {
		transform: rotate(45deg) scaleY(1);
	}
}

.sun span:nth-child(3) {
	transform: rotate(90deg) scaleY(1);
	top: -5px;
	left: 20px;
	animation: sun-ray-3 1s linear infinite;
}

@keyframes sun-ray-3 {

	0%,
	100% {
		transform: rotate(90deg) scaleY(1);
	}

	50% {
		transform: rotate(90deg) scaleY(0.6);
	}
}

.sun span:nth-child(4) {
	transform: rotate(135deg) scaleY(0.6);
	top: 3px;
	left: 15px;
	animation: sun-ray-4 1s linear infinite;
}

@keyframes sun-ray-4 {

	0%,
	100% {
		transform: rotate(135deg) scaleY(0.6);
	}

	50% {
		transform: rotate(135deg) scaleY(1);
	}
}

.sun span:nth-child(5) {
	transform: rotate(180deg) scaleY(1);
	top: 6px;
	left: 7px;
	animation: sun-ray-5 1s linear infinite;
}

@keyframes sun-ray-5 {

	0%,
	100% {
		transform: rotate(180deg) scaleY(1);
	}

	50% {
		transform: rotate(180deg) scaleY(0.6);
	}
}

.sun span:nth-child(6) {
	transform: rotate(225deg) scaleY(0.6);
	top: 3px;
	left: -2px;
	animation: sun-ray-6 1s linear infinite;
}

@keyframes sun-ray-6 {

	0%,
	100% {
		transform: rotate(225deg) scaleY(0.6);
	}

	50% {
		transform: rotate(225deg) scaleY(1);
	}
}

.sun span:nth-child(7) {
	transform: rotate(270deg) scaleY(1);
	top: -5px;
	left: -5px;
	animation: sun-ray-7 1s linear infinite;
}

@keyframes sun-ray-7 {

	0%,
	100% {
		transform: rotate(270deg) scaleY(1);
	}

	50% {
		transform: rotate(270deg) scaleY(0.6);
	}
}

.sun span:nth-child(8) {
	transform: rotate(315deg) scaleY(0.6);
	top: -14px;
	left: -2px;
	animation: sun-ray-8 1s linear infinite;
}

@keyframes sun-ray-8 {

	0%,
	100% {
		transform: rotate(315deg) scaleY(0.6);
	}

	50% {
		transform: rotate(315deg) scaleY(1);
	}
}

.mountain-1 {
	position: absolute;
	border: 2px solid #000;
	width: 14px;
	height: 14px;
	bottom: 37px;
	left: 80px;
	z-index: 1;
	transform: rotate(-45deg);
}

.mountain-1:before {
	position: absolute;
	content: '';
	width: 70px;
	height: 2px;
	background-color: #000;
	top: -2px;
	left: -72px;
}

.mountain-1:after {
	position: absolute;
	content: '';
	height: 14px;
	width: 2px;
	background-color: #000;
	top: 10px;
	left: 10px;
	box-shadow: 4px -4px 0 0 #94c6e7;
}

.mountain-2 {
	position: absolute;
	border: 2px solid #000;
	width: 18px;
	height: 18px;
	bottom: 47px;
	left: 130px;
	z-index: 1;
	transform: rotate(-45deg);
}

.mountain-2:before {
	position: absolute;
	content: '';
	width: 40px;
	height: 2px;
	background-color: #000;
	top: -2px;
	left: -42px;
}

.mountain-2:after {
	position: absolute;
	content: '';
	height: 16px;
	width: 2px;
	background-color: #000;
	top: 14px;
	left: 14px;
	box-shadow: 4px -4px 0 0 #94c6e7;
}

.mountain-3 {
	position: absolute;
	border: 2px solid #000;
	width: 20px;
	height: 20px;
	bottom: 70px;
	left: 198px;
	z-index: 1;
	transform: rotate(-45deg);
}

.mountain-3:before {
	position: absolute;
	content: '';
	width: 70px;
	height: 2px;
	background-color: #000;
	top: -2px;
	left: -72px;
}

.mountain-3:after {
	position: absolute;
	content: '';
	height: 30px;
	width: 2px;
	background-color: #000;
	top: 16px;
	left: 16px;
	box-shadow: 4px -12px 0 0 #94c6e7;
}

.mountain-4 {
	position: absolute;
	width: 0;
	height: 0;
	bottom: 76px;
	left: 245px;
	z-index: 1;
	transform: rotate(-45deg);
}

.mountain-4:before {
	position: absolute;
	content: '';
	width: 15px;
	height: 2px;
	background-color: #000;
	top: 0;
	left: -15px;
}

.mountain-4:after {
	position: absolute;
	content: '';
	height: 60px;
	width: 2px;
	background-color: #000;
	top: 0;
	left: 0;
	box-shadow: -5px 6px 0 0 #94c6e7;
}

.mountain-5 {
	position: absolute;
	border: 2px solid #000;
	width: 14px;
	height: 14px;
	bottom: 50px;
	left: 290px;
	z-index: 1;
	transform: rotate(-45deg);
}

.mountain-5:before {
	position: absolute;
	content: '';
	width: 15px;
	height: 2px;
	background-color: #000;
	top: -2px;
	left: -17px;
}

.mountain-5:after {
	position: absolute;
	content: '';
	height: 84px;
	width: 2px;
	background-color: #000;
	top: 10px;
	left: 10px;
	box-shadow: -5px 6px 0 0 #94c6e7;
}

.windmill-pole-wrap {
	position: absolute;
	bottom: -3px;
	left: 130px;
	perspective: 70px;
	z-index: 50;
}

.windmill-pole-wrap.back-left {
	left: 50px;
	z-index: 1;
	transform: scale(0.7);
	transform-origin: center bottom;
}

.windmill-pole-wrap.right {
	left: auto;
	right: 85px;
	transform: scale(0.85);
	transform-origin: center bottom;
}

.windmill-pole {
	position: absolute;
	bottom: 0;
	border: 3px solid #000;
	width: 14px;
	height: 220px;
	left: -7px;
	background-color: #fff;
	transform: rotateX(15deg);
	transform-origin: center bottom;
}

.windmill-pole-ellipses {
	position: absolute;
	bottom: 114px;
	left: 130px;
	z-index: 51;
}

.windmill-pole-ellipses.back-left {
	left: 50px;
	bottom: 80px;
	z-index: 3;
	transform: scale(0.7);
	transform-origin: center bottom;
}

.windmill-pole-ellipses.right {
	left: auto;
	right: 85px;
	bottom: 100px;
	transform: scale(0.85);
	transform-origin: center bottom;
}

.windmill-pole-ellipses-wrapper {
	position: absolute;
	top: 0;
	left: 0;
	animation: rotate-ellipses 6s linear infinite;
	-webkit-animation-play-state: paused;
	-moz-animation-play-state: paused;
	animation-play-state: paused;
	-webkit-transition: all 300ms linear;
	transition: all 300ms linear;
}

.windmill-pole-ellipses-wrap {
	position: absolute;
	top: 0;
	left: 0;
	animation: rotate-ellipses 2s linear infinite;
	-webkit-transition: all 300ms linear;
	transition: all 300ms linear;
	-webkit-animation-play-state: running;
	-moz-animation-play-state: running;
	animation-play-state: running;
}

.windmill-pole-ellipses-center {
	position: absolute;
	top: -7px;
	left: -7px;
	width: 14px;
	height: 14px;
	border-radius: 50%;
	background-color: #fff;
	border: 2px solid #000;
	z-index: 2;
}

.ellipses {
	position: absolute;
	top: 0;
	left: 0;
	z-index: 1;
}

.ellipses span {
	position: absolute;
	top: -70px;
	left: -5px;
	width: 10px;
	height: 70px;
	border-radius: 100%;
	background-color: #fff;
	border: 2px solid #000;
	transform-origin: center bottom;
}

.ellipses span:nth-child(2) {
	transform: rotate(120deg);
}

.ellipses span:nth-child(3) {
	transform: rotate(240deg);
}

.ellipses.delayed span {
	transform: rotate(60deg);
}

.ellipses.delayed span:nth-child(2) {
	transform: rotate(180deg);
}

.ellipses.delayed span:nth-child(3) {
	transform: rotate(300deg);
}

body.slow-wind .windmill-pole-ellipses-wrapper {
	-webkit-animation-play-state: running;
	-moz-animation-play-state: running;
	animation-play-state: running;
}

body.slow-wind .windmill-pole-ellipses-wrap {
	-webkit-animation-play-state: paused;
	-moz-animation-play-state: paused;
	animation-play-state: paused;
}

@keyframes rotate-ellipses {
	0% {
		transform: rotate(0deg);
	}

	100% {
		transform: rotate(-360deg);
	}
}

.clouds-wind-wrapper {
	position: absolute;
	top: 100px;
	left: 0;
	width: 1200px;
	-webkit-transition: all 300ms linear;
	transition: all 300ms linear;
	z-index: 1;
	animation: moveClouds 4s linear infinite;
	-webkit-animation-play-state: running;
	-moz-animation-play-state: running;
	animation-play-state: running;
}
.clouds-wind-wrapper.sec {
    top: 200px;
    left: 100px;
    animation: moveClouds 4s cubic-bezier(0.51, 0.17, 0.37, 0.75) infinite;
}
.clouds-wind-wrapper.trd {
    top: 300px;
    left: 100px;
    animation: moveClouds 4s cubic-bezier(0.32, 0.69, 0.75, 0.3) infinite;
}
.clouds-wind-wrapper.frd {
    top: 400px;
    left: 100px;
    animation: moveClouds 4s cubic-bezier(0.39, 0.13, 0.63, 0.87) infinite;
}
.clouds-wind-wrapper.fth {
    top: 500px;
    left: 100px;
    animation: moveClouds 6s cubic-bezier(0.24, 0.14, 0.57, 0.86) infinite;
}
.clouds-wind-wrapper.sxth {
    top: 600px;
    left: 100px;
    animation: moveClouds 4s linear(0 0%, 0 1.8%, 0.01 3.6%, 0.03 6.35%, 0.07 9.1%, 0.13 11.4%, 0.19 13.4%, 0.27 15%, 0.34 16.1%, 0.54 18.35%, 0.66 20.6%, 0.72 22.4%, 0.77 24.6%, 0.81 27.3%, 0.85 30.4%, 0.88 35.1%, 0.92 40.6%, 0.94 47.2%, 0.96 55%, 0.98 64%, 0.99 74.4%, 1 86.4%, 1 100%) infinite;
}

.clouds-wind-wrap {
	position: absolute;
	top: 0;
	left: 0;
	width: 1200px;
	z-index: 1;
	-webkit-transition: all 300ms linear;
	transition: all 300ms linear;
	animation: moveClouds 12s linear infinite;
	-webkit-animation-play-state: paused;
	-moz-animation-play-state: paused;
	animation-play-state: paused;
	-webkit-transition: all 300ms linear;
	transition: all 300ms linear;
}

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

	100% {
		transform: translateX(-33.333333333333%);
	}
}

body.slow-wind .clouds-wind-wrapper {
	-webkit-animation-play-state: paused;
	-moz-animation-play-state: paused;
	animation-play-state: paused;
}

body.slow-wind .clouds-wind-wrap {
	-webkit-animation-play-state: running;
	-moz-animation-play-state: running;
	animation-play-state: running;
}

.clouds-wind-section {
	position: absolute;
	top: 0;
	left: 0;
	width: 400px;
	-webkit-transition: all 300ms linear;
	transition: all 300ms linear;
}

.clouds-wind-section.snd {
	left: 400px;
}

.clouds-wind-section.trd {
	left: 800px;
}

.clouds-wind-section.frd {
	left: 1200px;
}

.clouds-wind-section.fth {
	left: 1600px;
}

.clouds-wind-section.sxth {
	left: 2000px;
}

.clouds-wind-section.svth {
	left: 2400px;
}

.clouds-wind-section.eth {
	left: 2800px;
}

.cloud {
	position: absolute;
	top: 50px;
	left: 50px;
	-webkit-transition: all 300ms linear;
	transition: all 300ms linear;
}

.cloud span {
	position: absolute;
	top: 0;
	left: 0;
	width: 20px;
	height: 20px;
	border-radius: 50%;
	border-width: 2px;
	border-style: solid;
	border-color: transparent transparent #000 #000;
	background-color: #fff;
	transform: rotate(45deg);
	z-index: 7;
}

.cloud span:nth-child(2) {
	top: -9px;
	left: 10px;
	width: 22px;
	height: 22px;
	border-color: transparent transparent transparent #000;
	z-index: 6;
}

.cloud span:nth-child(3) {
	top: -22px;
	left: 20px;
	width: 30px;
	height: 30px;
	border-color: #000 transparent transparent #000;
	box-shadow: 2px -3px 0 0 #ffffff;
	z-index: 3;
}

.cloud span:nth-child(4) {
	top: 5px;
	left: 10px;
	width: 40px;
	height: 15px;
	border-radius: 0;
	border: none;
	border-bottom: 2px solid #000;
	transform: rotate(0);
	z-index: 6;
}

.cloud span:nth-child(5) {
	top: -7px;
	left: 35px;
	width: 27px;
	height: 27px;
	border-color: #000 #000 transparent transparent;
	box-shadow: 2px -3px 0 0 #ffffff;
	z-index: 4;
}

.cloud.snd {
	top: 100px;
	left: 300px;
}

.cloud.trd {
	top: 150px;
	left: 220px;
	transform: rotateY(180deg);
	transform-origin: center center;
}

.cloud.trd span {
	box-shadow: -3px 2px 0 0 #ffffff;
}

.cloud.trd span:nth-child(4) {
	box-shadow: none;
}

.cloud.trd span:nth-child(5) {
	box-shadow: none;
}

.wind {
	position: absolute;
	top: 90px;
	left: 50px;
}

.wind span {
	position: absolute;
	top: 0;
	left: 0;
	width: 115px;
	height: 8px;
	border-radius: 15px;
	border-width: 2px;
	border-style: solid;
	/* transform: rotate(45deg); */
	/*border-color:  #ffffff;*/
    border-color: #28282840;
    background-color: #2e2e2e47;
}

/* .wind span:before {
	position: absolute;
	content: '';
	bottom: 15px;
	right: -38px;
	width: 45px;
	height: 2px;
	background-color: #ffffff;
	transform: rotate(-45deg);
	box-shadow: 4px 4px 0 0 #ffffff;
}

.wind span:after {
	position: absolute;
	content: '';
	bottom: 40px;
	right: -48px;
	width: 14px;
	height: 2px;
	background-color: #ffffff;
	transform: rotate(-45deg);
	box-shadow: 4px 4px 0 0 #ffffff;
} */

.wind span:nth-child(2) {
	top: 3px;
	left: -16px;
	width: 12px;
	height: 12px;
}

.wind span:nth-child(2):after {
	width: 50px;
	bottom: 58px;
	right: -83px;
}

.wind span:nth-child(3) {
	top: 18px;
	left: 12px;
	width: 40px;
	height: 2px;
	border: none;
	border-radius: 0;
	background-color: #ffffff;
	transform: rotate(0);
}

.wind span:nth-child(3):before {
	width: 10px;
	bottom: auto;
	top: 0;
	left: 50px;
	right: auto;
	transform: rotate(0);
}

.wind span:nth-child(3):after {
	width: 30px;
	bottom: auto;
	top: 0;
	left: 70px;
	right: auto;
	transform: rotate(0);
}

.wind span:nth-child(4) {
	top: 23px;
	left: 24px;
	width: 10px;
	height: 2px;
	border: none;
	border-radius: 0;
	background-color: #ffffff;
	transform: rotate(0);
}

.wind span:nth-child(4):before {
	width: 40px;
	bottom: auto;
	top: 0;
	left: 20px;
	right: auto;
	transform: rotate(0);
}

.wind span:nth-child(4):after {
	width: 10px;
	bottom: auto;
	top: 0;
	left: 70px;
	right: auto;
	transform: rotate(0);
}

.wind.snd {
	top: 140px;
	left: 260px;
	transform: scale(0.9);
}

.wind-small {
	position: absolute;
	top: 0;
	left: 0;
}

.wind-small span {
	position: absolute;
	top: 170px;
	left: 32px;
	height: 2px;
	width: 8px;
	background-color: #ffffff;
	box-shadow: 4px 4px 0 0 #ffffff;
}

.wind-small span:nth-child(2) {
	top: 150px;
	left: 52px;
	width: 16px;
}

.wind-small span:nth-child(2):after {
	left: 26px;
	width: 6px;
	height: 2px;
	background-color: #ffffff;
	position: absolute;
	content: '';
	top: 0;
	box-shadow: 4px 4px 0 0 #ffffff;
}

.wind-small span:nth-child(3) {
	top: 187px;
	left: 102px;
	width: 16px;
}

.wind-small span:nth-child(4) {
	top: 180px;
	left: 362px;
	width: 10px;
}

.wind-small span:nth-child(5) {
	top: 40px;
	left: 332px;
	width: 20px;
}

.wind-small span:nth-child(5):after {
	left: 30px;
	width: 7px;
	height: 2px;
	background-color: #ffffff;
	position: absolute;
	content: '';
	top: 0;
	box-shadow: 4px 4px 0 0 #ffffff;
}

.wind-small span:nth-child(6) {
	top: 30px;
	left: 122px;
	width: 16px;
}

.wind-small span:nth-child(7) {
	top: 70px;
	left: 172px;
	width: 12px;
}

.wind-small span:nth-child(8) {
	top: 50px;
	left: 188px;
	width: 8px;
}

.wind-small span:nth-child(8):after {
	left: 18px;
	width: 3px;
	height: 2px;
	background-color: #ffffff;
	position: absolute;
	content: '';
	top: 0;
	box-shadow: 4px 4px 0 0 #ffffff;
}

.tree {
	position: absolute;
	bottom: 0;
	left: 180px;
	z-index: 3;
	transform-origin: center bottom;
	animation: moveTree 1s linear infinite;
	-webkit-transition: all 300ms linear;
	transition: all 300ms linear;
	-webkit-animation-play-state: running;
	-moz-animation-play-state: running;
	animation-play-state: running;
}

.tree-wrap {
	position: absolute;
	bottom: 0;
	left: 0;
	z-index: 3;
	transform-origin: center bottom;
	-webkit-transition: all 300ms linear;
	transition: all 300ms linear;
}

@keyframes moveTree {

	0%,
	100% {
		transform: skewX(16deg);
	}

	20% {
		transform: skewX(18deg);
	}

	40% {
		transform: skewX(20deg);
	}

	60% {
		transform: skewX(17deg);
	}

	80% {
		transform: skewX(18deg);
	}
}

body.slow-wind .tree-wrap {
	transform: skewX(-10deg);
}

body.slow-wind .tree {
	animation-duration: 1.8s;
}

.tree span {
	position: absolute;
	bottom: 0;
	left: 0;
	width: 2px;
	height: 8px;
	background-color: #000;
	z-index: 3;
	transform: scale(1.1);
}

.tree span:after {
	position: absolute;
	content: '';
	bottom: 100%;
	left: 50%;
	margin-left: -8px;
	width: 16px;
	height: 26px;
	background-color: #fff;
	border-radius: 50%;
	border-width: 2px;
	border-style: solid;
	border-color: #000 #000 #000 #000;
}

.tree span:before {
	position: absolute;
	content: '';
	bottom: calc(100% + 4px);
	left: 50%;
	margin-left: -4px;
	width: 16px;
	height: 26px;
	border-radius: 50%;
	border-width: 2px;
	border-style: solid;
	border-color: transparent #2ecc71 transparent transparent;
	transform: rotate(-15deg);
}

.tree span:nth-child(2) {
	left: 30px;
}

.tree span:nth-child(3) {
	left: 160px;
}

.tree span:nth-child(4) {
	left: -107px;
}

/* #Link to page
================================================== */

.link-to-portfolio {
	position: fixed;
	top: 30px;
	right: 30px;
	z-index: 20;
	cursor: pointer;
	width: 40px;
	height: 40px;
	text-align: center;
	border-radius: 3px;
	background-position: center center;
	background-size: 30px 30px;
	background-repeat: no-repeat;
	background-color: #212121;
	background-image: url('https://blog.codepen.io/wp-content/uploads/2012/06/Button-White-Small.png');
	box-shadow: 0 0 0 2px rgba(0, 0, 0, .1);
	transition: opacity .2s, border-radius .2s, box-shadow .2s;
	transition-timing-function: ease-out;
}

.link-to-portfolio:hover {
	opacity: 0.8;
	border-radius: 50%;
	box-shadow: 0 0 0 20px rgba(0, 0, 0, .1);
}