*{
	box-sizing: border-box;
	position: relative;
}
a,ul,li{text-decoration: none; list-style: none;}
h1,h2,h3,h4,h5,h6,p,a,ul,li{
/*	font-family: 'helvetica','roboto',sans-serif;*/
	color: #000;
	font-family: "PT Sans", serif;
	font-weight: 400;
	font-style: normal;
}
@import url('https://fonts.googleapis.com/css2?family=PT+Sans:ital,wght@0,400;0,700;1,400;1,700&display=swap');
html {
    overflow: -moz-hidden-unscrollable;
    height: 100%;
}

body::-webkit-scrollbar {
    display: none;
}

body {
    -ms-overflow-style: none;
    height: 100%;
	width: calc(100vw);
	overflow: auto;
}
.wrapper{
	width: 100vw;
	height: 100vh;
	overflow: hidden;
	user-select: none;
	background-image: url('../img/itower blur.jpg');
	background-size: cover;
}
.cover{
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-color: rgba(0,0,0,0.2);
}
/*navbar*/
.navbar{
	widows: 100%;
	height: 100px;
	background-color: rgba(255,255,255,0.8);
}
.logo{
	width: 15%;
	height: 100%;
	margin-left: 6%;
}
.logo img{margin-top: 10px; transform: scale(0.7);}
.nav-item-box{
	width: 60%;
	position: absolute;
	right: 0;
	top: 0;
	height: 100%;
	margin-right: 3%;
	display: flex;
}
.nav-item{
	flex: 1;
}
.nav-item h5{
	font-size: 24px;
	letter-spacing: 2px;
	line-height: 100px;
	text-align: center;
	font-weight: 700;
	color: rgba(0,0,0,0.5);
}
.nav-item h5:hover{
	color: rgba(0,0,0,0.8);
}
@keyframes text-show{
	0%{opacity: 0;}
	100%{opacity: 1;}
}
.index{
	width: 100%;
	height: 3vh;
	background-color: rgba(139, 162, 173);
}
.index h6{
	color: #fff;
	font-size: 2vh;
	padding-left: 10%;
	line-height: 3vh;
}
/*Nav-item-mobile*/
.nav-item-box-mobile{
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	display: none;
	transition: all 0.3s;
}
.nav-button{
	width: 20px;
	position: absolute;
	right: 15px;
	top: 0;
	z-index: 100;
	height: 50px;
}
.nav-button span{
	width: 100%;
	height: 3px;
	background-color: #333;
	position: absolute;
	top: 15px;
}
.nav-button span:nth-child(2){top: 23px;}
.nav-button span:nth-child(3){top: 31px;}
.nav-item-inner{
	width: 100%;
/*	background-color: rgba(255,255,255,1);*/
	visibility: hidden;
	opacity: 0;
}
.nav-item-inner.js-show{
	opacity: 1;
	visibility: visible;
	z-index: 200;
}
.nav-menu{
	width: 100%;
	display: inline-block;
	font-size: 2vh;
	line-height: 8vh;
	text-align: center;
	text-align: left;
}
.nav-menu img{
	position: absolute;
	right: 0;
	top: 10px;
	width: 50px;
	height: 40px;
	vertical-align: middle;
}
.nav-menu li{
	border: 1px solid #fff;
	background-color: rgba(240,240,240,1);
	padding: 0% 5%;
	font-weight: 700;
}
.sub-nav-menu{
	font-size: 1.5vh;
	line-height: 5vh;
	font-weight: 500;
	display: none;
}
.sub-nav-menu li{
	background-color: rgba(204,204,204,1);
	font-weight: 500;
}
.nav-close-btn{
	display: inline-block;
	padding-top: 5%;
	width: 100%;
	background-color: rgba(240,240,240,1);
	height: 6vh;
}
.nav-close-btn span{
	width: 30px;
	height: 2px;
	background-color: #000;
	position: absolute;
	top: 50%;
	right: 3%;
	transform: translateY(-50%) rotate(45deg);
}
.nav-close-btn span:nth-child(2){
	transform: translateY(-50%) rotate(-45deg);
}
.lan-box{display: none;}
/*content*/
.content{
	width: 100%;
	height: 100%;
}
.text-box{
	position: absolute;
	left: 20%;
	top: 9%;
	animation: roll-left-in 1s both;
}
@keyframes roll-left-in{
	0%{opacity: 0; transform: rotate(-30deg);}
	100%{opacity: 1; transform: rotate(0deg);}
}
.text-box h1{
	font-size: 6rem;
	line-height: 150px;
	letter-spacing: 2px;
	color: #fff;
	font-weight: 600;
}
.content-inner{
	width: 67%;
	height: 55%;
	position: absolute;
	left: 50%;
	top: 50%;
	transform: translate(-50%,-50%);
	padding-top: 8%;
}
.owl-carousel{
	animation: show 1s both;
}
@keyframes show{
	0%{opacity: 0; height: 0%;}
	50%{height: 65%;}
	75%{height: 50%;}
	100%{opacity: 1; height: 60%;}
}
.item{
	background-color: #fff;
	width: 200px;
	height: 300px;
	position: absolute;
	left: 50%;
	transform: translateX(-50%);
	transition: all 0.3s;
}
.item:hover{
	transform: translateX(-50%) scale(1.1);
}
.owl-nav{
	font-size: 50px;
	color: rgba(255,255,255,0.8);
	width: 100%;
	bottom: 70%;
}
.owl-prev,.owl-next{
	background-color: transparent;
	width: 50px;
	height: 50px;
	position: absolute;
	transition: all 0.3s;
}
.owl-next{right: 0;}
.owl-prev:hover,.owl-next:hover{
	transform: scale(1.5);
}
.item a{display: inline-block; width: 100%; height: 100%; transition: all 0.3s;}
.item a:hover{
	box-shadow: 0 5px 10px rgba(0,0,0,0.5);
}
.item img{
	position: absolute;
	width: 100%;
	height: 100%;
}
.item h3{
	position: absolute;
	bottom: 0;
	left: 50%;
	margin-bottom: -20%;
	font-size: 20px;
	letter-spacing: 2px;
	line-height: 30px;
	text-align: center;
	transform: translateX(-50%);
	width: 100%;
	color: rgba(255,255,255,0.8);
	font-weight: 600;
	transition: all 0.3s;
}
.item:hover h3{color: #fff;}
/*pop-up*/
.pop-up{
	background-color: rgba(255,255,255,1);
	position: fixed;
	width: 50%;
	height: 55%;
	left: 50%;
	top: 25%;
	transform: translateX(-50%);
	opacity: 0;
	visibility: hidden;
	transition: all 0.3s;
	z-index: 100;
	box-shadow: 0 5px 20px rgba(0,0,0,0.2);
	border-radius: 15px;
}
.English.pop-up{
	height: 70%;
	top: 20%;
}
:target{
	opacity: 1;
	visibility: visible;
}
.pop-up.js-hide{
	opacity: 0;
	visibility: hidden;
}
.popup-img-frame{
	position: absolute;
	left: 8%;
	top: 50%;
	transform: translateY(-50%);
	width: 200px;
	height: 300px;
}
.popup-img-frame img{
	position: absolute;
	width: 100%;
	height: 100%;
}
.pop-up h1{
	font-size: 32px;
	font-weight: 600;
	letter-spacing: 2px;
	line-height: 40px;
	position: absolute;
	left: 35%;
	top: 12%;
}
.English .pop-up h1{letter-spacing: 0px;}
.pop-up h1:before{
	content: "";
	position: absolute;
	bottom: -7%;
	width: 100%;
	height: 3px;
	background-color: rgba(158,187,203,1);
}
.download-box{
	width: 45%;
	height: 60%;
	position: absolute;
	top: 25%;
	left: 35%;
}
.download-box h3{
	font-size: 24px;
	font-weight: 600;
	line-height: 50px;
}
.download-box h3:hover{
	color: rgba(158,187,203,1);
}
.container{
	width: 100%;
	height: 50%;
	position: absolute;
	bottom: 0;
	display: flex;
	border-top: 2px solid rgba(158,187,203,1);
}
.English .container{
	flex-direction: column;
	bottom: 10%;
}
.container .column{
	flex: 1;
	text-align: left;
	padding-top: 2%;
}
.column h5{
	font-size: 20px;
	line-height: 40px;
	padding-left: 20%;
}
.English .column h5{
	padding-left: 6%;
}
.column h5:hover{
	font-weight: 600;
}
.column span{
	display: inline-block;
	position: absolute;
	vertical-align: middle;
	width: 15px;
	height: 1.5px;
	background-color: red;
	top: 50%;
	left: 0;
	transform: translateY(-50%);
}
.column span:nth-child(2){
	transform: rotate(90deg) translateY(-50%);
}
.close-btn{
	width: 40px;
	height: 40px;
	display: inline-block;
	position: absolute;
	right: 2%;
	top: 50%;
	transform: translateY(-50%);
}
.close-btn span{
	width: 40px;
	height: 4px;
	background-color: #000;
	position: absolute;
	top: 50%;
	left: 50%
	transform: translate(-50%,-50%);
	transform: rotate(45deg);
}
.close-btn span:nth-child(2){
	transform: rotate(-45deg);
}
/*link*/
.link-box{
	position: absolute;
	right: 4%;
	top: 3%;
	z-index: 300;
}
.link-box:before{
	content: "";
	position: absolute;
	top: 50%;
	left: -10%;
	transform: translateY(-50%);
	height: 85%;
	width: 4px;
	background-color: rgba(93,119,133,1);
}
.link-box h3{
	font-size: 1.8rem;
	font-weight: 500;
	line-height: 3rem;
	display: inline-block;
	color: rgba(255,255,255,0.8);
	transition: all 0.3s;
}
.link-box h3:hover{
	color: rgba(255, 251, 10,1);
	line-height: 4rem;
}
.link-box img{
	width: 35px;
	display: inline-block;
	margin-top: 15px;
	margin-left: 30px;
	transition: all 0.5s;
}
.link-box a:hover img{
	transform: translateX(15px);
}
.lan-box{display: none;}
/*footer*/
.footer{
	width: 100%;
	height: 45px;
	position: absolute;
	bottom: 0;
	left: 0;
	font-size: 0.8rem;
	text-align: center;
}
.copyright-box{
	font-weight: 600;
	display: inline-block;
}
.copyright{
	line-height: 45px;
	padding: 0 20px;
	display: inline-block;
}
.footer h5{color: rgba(255,255,255,0.6)}
.copyright-box a{
	line-height: 45px; 
	padding: 0 10px;
	font-weight: 600;
	display: inline-block;
}
.copyright-box a h5:hover{color: #fff;}

/*Media query*/
/*laptop*/
@media (max-width: 1600px){
	.text-box h1{font-size: 4rem;}
	.item,.popup-img-frame{height: 250px;width: 180px;}
	.item h3{font-size: 0.9rem;}
	.download-box h3{line-height: 2.5rem;}
	.link-box h3{font-size: 1.5rem; line-height: 2.5rem;}
	.content-inner{padding-top: 10%;}
	.navbar{height: 80px;}
	.nav-item h5{line-height: 80px;}
	.logo{margin-left: 2%;}
	.logo img{margin-top: 0px;}
	.content-inner{padding-top: 7%; width: 75%;}
	.pop-up h1{top: 7%;}
	.text-box{left: 16%;}
	.download-box{top: 18%;}
	.download-box h3{font-size: 1.2rem; line-height: 2.3rem;}
	.column h5{font-size: 1rem; line-height: 1.8rem;}
	.column span{width: 10px;}
	.English.pop-up{height: 55%;}
	.English .container{bottom: 5%;}
	.index h6{padding-left: 7%;}
}
@media (max-width:1400px){
	.navbar{height: 65px;}
	.nav-item h5{font-size: 1.2rem; line-height: 65px;}
	.logo img{transform:scale(0.5); margin-top: -10px;}
	.link-box h3{line-height: 45px;}
	.link-box{right: 2%;}
	.text-box{top: 5%; left: 20%;}
	.text-box h1{font-size: 3.5rem;}
	.item,.popup-img-frame{height: 200px; width: 150px;}
	.popup-img-frame{left: 5%;}
	.English.pop-up{top: 30%;}
	.download-box h3{font-size: 1.1rem; line-height: 25px; padding-top: 5px;}
	.English .container{bottom: 0%;}
	.column h5{font-size: 1rem; line-height: 25px;}
	.close-btn{viewport-fit: 30px; height: 30px;}
	.close-btn span{width: 30px; height: 2px;}
	.pop-up h1{font-size: 2rem;}
}
/*iPadi pro*/
@media (max-width: 1024px){
	.nav-button{top: 10px;}
	.nav-item-box{display: none; visibility: hidden;}
	.nav-item-box-mobile{display: block;}
	.text-box{text-align: center; width: 100%; left: 0; top: 0;}
	.text-box h1{font-size: 6vh; line-height: 25vh; width: 100%;}
	.link-box{display: none;}
	.item,.popup-img-frame{height: 380px;width: 280px;}
	.item h3{font-size: 2rem;}
	.pop-up{width: 80%; top: 33%;}
	.pop-up h1{font-size: 3rem; left: 8%; top: 8%;}
	.pop-up h1:before{bottom: -50%;}
	.download-box{left: 45%; padding-top: 3%; padding-left: 3%;}
	.download-box h3{font-size: 2vh; line-height: 3vh;}
	.container{width: 90%;}
	.column h5{font-size: 1.5vh; line-height: 2.5vh;}
	.copyright-box{padding-left: 5%;}
	.copyright-box a{padding: 0;}
	.footer{padding-left: 5%; bottom: 5px; z-index: 100;}
	.footer h5{color: #fff;}
	.owl-dot{display: none;}
	.logo{margin-left: 2.5%;}
}
/*iPad mini*/
@media (max-width: 768px){
	.link-box h3{line-height: 2.5rem; font-size: 1.6rem;}
	.content-inner{margin-top: 0px;}
	.popup-img-frame{transform: scale(0.7) translateY(-50%); margin-left: -25px; top: 40%;}
	.download-box{padding-left: 1%;}
	.logo{margin-left: -5%;}
	.pop-up h1{font-size: 3vh; line-height: 5vh;}
	.pop-up h1:before{display: none;}
	.pop-up{height: 40%;}
	.container{padding-top: 10%; bottom: -5%;}
}
/*iPhone*/
@media (max-width: 575px){
	/*menu*/
	.navbar{height: 50px;}
	.nav-button{top: 0px;}
	.index{display: none;}
	/*footer*/
	.copyright-box{width: 100%; text-align: center;}
	.copyright-box a{display: none;}
	.copyright{display: inline-block; width: 100%;}
	.footer{margin-top: 20px; height: 5vh;}
	.footer h5{font-size: 1vh;}
	/*Language*/
	.lan-box{position: absolute; top: 0; right: 15%;display: block;}
	.lan-option{display: inline-block; vertical-align: top;}
	.lan-option h5{padding: 0 5px; line-height: 50px; text-align: center; font-size: 2vh;}
	/*Layout*/
	.logo{margin-left: -100px;}
	.logo img{transform: scale(0.3); margin-top: -15px;}
	.link-box{display: none;}
	.text-box h1{font-size: 5vh;}
	.content-inner{width: 80%; margin-top: 20px; padding-top: 0;}
	.item{height: 300px; width: 200px;}
	.item h3{margin-top: 20px; font-size: 2vh;}
	.pop-up{height: 35%;}
	.pop-up h1{font-size: 3vh; line-height: 3vh; left: 5%; width: 90%;}
	.popup-img-frame{display: none;}
	.download-box{width: 90%; left: 5%;top: 20%; padding-top: 0;}
	.download-box h3{font-size: 2.5vh; line-height: 3vh;}
	.container{bottom: -15%; padding-top: 0%;}
	.owl-nav{display: none;}
	.column span{display: none;}
}