.themeExtra .videoBlock{
	position:relative;
}

.themeExtra img{
	display:block;
	width:100%;
}

.themeExtra .videoBlock .vBtn{
	position:absolute;
	left:0;
	top:0;
	width:100%;
	height:100%;
	cursor:pointer;
	display:flex;
	justify-content:center;
	align-items:center;
}
.themeExtra .videoBlock .vBtn span{
	display:block;
	width:8.5%;
	min-width:50px;
	max-width:68px;
	animation:flashVBtn 0.8s ease-in infinite alternate;
}
@keyframes flashVBtn{
	from{
		transform:scale(0.9);
		opacity:0.6;
	}
}
.themeExtra .videoBlock .vBtn span:before{
	content:"";
	display:block;
	padding-top:100%;
	background:url(https://www.nordic.com.tw/images/vBtn.png) no-repeat center;
	background-size:contain;
}
.themeExtra .videoBlock .vBtn:hover span{
	animation:none;
}

/** videoOverlay start **/
.videoOverlay{
	position:fixed;
	left:0;
	top:0;
	width:100%;
	height:100vh;
	z-index:2;
	background:rgba(255, 255, 255, 0.9);
	justify-content:center;
	align-items:center;
	display:flex;
	opacity:0;
	transition:opacity 0.3s;
	pointer-events:none;
}
.videoOverlay.show{
	opacity:1;
	pointer-events:auto;
}
.videoOverlay .videoOverlayCT{
	position:relative;
	width:95%;
	max-width:960px;
	background:#000;
	transform:scale(0.5);
	transition:transform 0.3s;
}
.videoOverlay.show .videoOverlayCT{
	transform:none;
}
.videoOverlay .videoOverlayCT:before{
	content:"";
	display:block;
	padding-top:56.25%;
}
.videoOverlay iframe{
	position:absolute;
	left:0;
	top:0;
	width:100%;
	height:100%;
	border:none;
	display:block;
}

.videoOverlay .closeBtn{
	position:absolute;
	right:0;
	bottom:calc(100% + 10px);
	width:30px;
	height:30px;
	cursor:pointer;
}
.videoOverlay .closeBtn:before,
.videoOverlay .closeBtn:after{
	position:absolute;
	content:"";
	right:0;
	top:50%;
	width:90%;
	height:2px;
	background:#999;
	border-radius:1px;
}
.videoOverlay .closeBtn:before{
	transform:translateY(-50%) rotate(-45deg);
}
.videoOverlay .closeBtn:after{
	transform:translateY(-50%) rotate(-135deg);
}
.videoOverlay .closeBtn:hover:before,
.videoOverlay .closeBtn:hover:after{
	background:#666;
}
/** videoOverlay end **/

.themeEventContainer{
	font-size:14px;
	color:currentColor;
	margin-top:5%;

	--color1:#BAAEA0;
	--color1_2:rgba(186, 174, 160, 0.5);
	--color1_3:#FFF;
	
	--color2:#B7B2AD;
	--color2_2:rgba(183, 178, 173, 0.5);
	--color2_3:#FFF;
	
	--color3:#BAAEA0;
	--color3_2:rgba(186, 174, 160, 0.5);
	--color3_3:#FFF;
	
	--color4:#B7B2AD;
	--color4_2:rgba(183, 178, 173, 0.5);
	--color4_3:#FFF;
}

/********************************* groupNav start ******************************************/
.groupNav{
	display:flex;
	flex-wrap: wrap;
	justify-content:space-between;
	margin-top:5%;
}
.groupNav li{
	width:49.4%;
}
.groupNav li:nth-child(n+3){
	margin-top:1em;
}
.groupNav li a{
	position: relative;
	display: block;
}
.groupNav li a:before,
.groupNav li a:after{
	content:"";
	display: block;
	aspect-ratio:2.33;
	background-size: cover;
}
.groupNav li:nth-child(1) a:before{background-image:url(../images/groupNavP1.jpg);}
.groupNav li:nth-child(2) a:before{background-image:url(../images/groupNavP2.jpg);}
.groupNav li:nth-child(3) a:before{background-image:url(../images/groupNavP3.jpg);}
.groupNav li:nth-child(4) a:before{background-image:url(../images/groupNavP4.jpg);}
.groupNav li a:after{
	position: absolute;
	left:0;
	top:0;
	width:100%;
	opacity:0;
	transition: opacity 0.2s;
}
.groupNav li:nth-child(1) a:after{ background: var(--color1_2);}
.groupNav li:nth-child(2) a:after{ background: var(--color2_2);}
.groupNav li:nth-child(3) a:after{ background: var(--color1_2);}
.groupNav li:nth-child(4) a:after{ background: var(--color2_2);}
.groupNav li a:hover:after{
	opacity:1;
}
.groupNav li a span{
	display: flex;
	justify-content: center;
	align-items: center;
	text-align: center;
	color:#FFF;
	font-size: 1.6em;
	font-weight: bold;
	padding:0.5em;
}
.groupNav li:nth-child(1) a span{background: var(--color1);}
.groupNav li:nth-child(2) a span{background: var(--color2);}
.groupNav li:nth-child(3) a span{background: var(--color1);}
.groupNav li:nth-child(4) a span{background: var(--color2);}
.groupNav li a span i{
	font-size: 0.7em;
}
.groupNav li a span br{
	display:none;
}
/********************************* groupNav end ******************************************/

/********************************* groupCT start ******************************************/
.groupCT{
	margin-top:5%;
	display:flex;
	flex-wrap:wrap;
	justify-content:space-between;
}
.groupCT > *{
	margin-top:1%;
}

/*************** 區塊大標 start *********************/
.groupCT header{
	position: relative;
	padding:1.5em 4em;
	width: 100%;
	color:#FFF;
}
#g1 header{ background: var(--color1);}
#g2 header{ background: var(--color2);}
#g3 header{ background: var(--color3);}
#g4 header{ background: var(--color4);}
.groupCT header h3{
	text-align: center;
	font-size: 1.6em;
}
.groupCT header h3 i{
	font-size: 0.7em;
}
.groupCT header h3 br{
	display:none;
}
.groupCT header p{
	font-size: 1.2em;
	line-height: 1.8em;
	margin:0.5em 0 0;
	text-align: center;
	color:#333;
}

.groupCT header button{
	position: absolute;
	right:1em;
	top:1em;
	cursor: pointer;
	color:inherit;
	padding:0.25em 0.5em;
	border:none;
	background: none;
}
.groupCT header button:hover{
	background: #FFF;
	color:var(--color1);
}
.groupCT header button span:nth-child(2){
	display:none;
}
.groupCT.expand header button span:nth-child(1){
	display:none;
}
.groupCT.expand header button span:nth-child(2){
	display:block;
}
/*************** 區塊大標 end *********************/

/*************** 項目 start *********************/
.groupCT a,
.groupCT a:hover{
	color:#333;
}
.groupCT a{
	width:24.16%;
	flex-direction:column;
	display:none;
}
.groupCT.expand a{
	display:flex;
}
.groupCT a .img{
	position: relative;
	border:1px solid #AAA;
	overflow:hidden;
}
.groupCT a .img img{
	display:block;
	width:100%;
	border:none;
}
.groupCT a .img img+img{
	position: absolute;
	left:0;
	top:0;
	opacity: 0;
	transition: opacity 0.5s;
}
.groupCT a:hover .img img+img{
	opacity: 1;
}
.groupCT a .txt{
	display:flex;
	flex-direction:column;
	justify-content:center;
	align-items:center;
	text-align:center;
	font-size:1.07em;
	padding:1.5em 0;
	flex-grow:1;
}
#g1 a .txt{ background:var(--color1_3);}
#g2 a .txt{ background:var(--color2_3);}
#g3 a .txt{ background:var(--color3_3);}
#g4 a .txt{ background:var(--color4_3);}
.groupCT a .txt em{
	font-style:normal;
}
.groupCT a .txt i{
	font-style:normal;
	margin-top:0.5em;
}
.groupCT a .txt i u{
	color:#C00;
	text-decoration:none;
}
.groupCT a .txt i del{
	color:#999;
	font-size:0.8em;
	margin-left:0.9em;
}

/****** 顏色色塊 start *******/
.color{
	margin-top:1em;
}
.color ul li{
	border-color:transparent;
}
.color ul li:hover,
.color ul li.now{
	background: #FFF;
}
/****** 顏色色塊 end *******/

.groupCT a .txt > span {
	background: #888;
	color: #FFF;
	font-size: 0.8em;
	padding: 0.5em 1.5em;
	line-height: 1em;
	margin-top: 1em;
	transition: background 0.2s;
	display: none;
}
#g1 a:hover .txt > span{ background: var(--color1);}
#g2 a:hover .txt > span{ background: var(--color2);}
#g3 a:hover .txt > span{ background: var(--color3);}
#g4 a:hover .txt > span{ background: var(--color4);}
/*************** 項目 end *********************/
/********************************* groupCT end ******************************************/

/********************************* BYO start ******************************************/
.BYO{
	margin-top:5%;
	
}

/*************** 區塊大標 start *********************/
.BYO header{
	padding:1.5em 4em;
	background: var(--color1);
	color:#FFF;
}
.BYO header h3{
	text-align: center;
	font-size: 1.6em;
}
.BYO header p{
	font-size: 1.2em;
	line-height: 1.8em;
	margin:0.5em 0 0;
	text-align: center;
	color:#333;
}
/*************** 區塊大標 end *********************/

/*************** ctWrapper start ***************/
.BYO .ctWrapper{
	padding:1em;
}
.BYO .intro{
	margin:1em;
	display:flex;
	flex-wrap:wrap;
}
.BYO .intro a{
	font-weight: bold;
	text-decoration: underline;
	color:#000;
}
.BYO .intro a:hover{
	text-decoration: none;
}
.BYO .intro ul{
	margin-left:0.5em;
}
.BYO iframe{
	border: none;
	display: block;
	width: 100%;
	height:650px;
}
/*************** ctWrapper end ***************/
/********************************* BYO end ******************************************/

/********************************* btmNav start ******************************************/
.btmNav{
	margin-top:5%;
}
.btmNav ul{
	display:flex;
	background:#EEE;
}
.btmNav ul.fixed{
	position:fixed;
	bottom:0;
	width:100%;
	max-width:1200px;
	z-index:1;
}
.btmNav ul li{
	width:25%;
}
.btmNav ul li a{
	display:flex;
	justify-content:center;
	align-items:center;
	text-align: center;
	font-size:1.1em;
	padding:0.8em 1em 0.6em;
	border-bottom:0.35em solid;
	transition:all 0.2s;
}
.btmNav ul li a:hover{
	color:currentColor;
}
.btmNav ul li:nth-child(1) a{ border-color:var(--color1_2);}
.btmNav ul li:nth-child(2) a{ border-color:var(--color2_2);}
.btmNav ul li:nth-child(3) a{ border-color:var(--color3_2);}
.btmNav ul li:nth-child(4) a{ border-color:var(--color4_2);}
.btmNav ul li.active a{
	color:#FFF;
}
.btmNav ul li.active:nth-child(1) a{
	border-color:var(--color1);
	background:var(--color1);
}
.btmNav ul li.active:nth-child(2) a{
	border-color:var(--color2);
	background:var(--color2);
}
.btmNav ul li.active:nth-child(3) a{
	border-color:var(--color3);
	background:var(--color3);
}
.btmNav ul li.active:nth-child(4) a{
	border-color:var(--color4);
	background:var(--color4);
}
.btmNav ul li a span i{
	font-size: 0.7em;
}
.btmNav ul li a span br{
	display: none;
}

.toTop.hide{
	display:none;
}
/********************************* btmNav end ******************************************/


@media screen and (min-width:1024px) and (max-width:1200px){
	
	.themeEventContainer{
		font-size:1.16vw;
	}
	
}


@media screen and (min-width:1025px){
	
	/********************************* btmNav start ******************************************/
	.btmNav ul li a:hover{
		color:#FFF;
	}
	.btmNav ul li:nth-child(1) a:hover{
		border-color:var(--color1);
		background:var(--color1);
	}
	.btmNav ul li:nth-child(2) a:hover{
		border-color:var(--color2);
		background:var(--color2);
	}
	.btmNav ul li:nth-child(3) a:hover{
		border-color:var(--color3);
		background:var(--color3);
	}
	.btmNav ul li:nth-child(4) a:hover{
		border-color:var(--color4);
		background:var(--color4);
	}
	/********************************* btmNav end ******************************************/
	
}


@media screen and (max-width:1023px){
	
	.mainContainer > section.themeEventContainer{
		margin-top:10%;
	}
	
	.stringBYOBtn,
	.overlayCenter.stringBYO,
	.BYO{
		display:none;
	}
	
	/********************************* groupCT start ******************************************/
	/*************** 區塊大標 start *********************/
	.groupCT header h3 i{
		display:none;
	}
	.groupCT header h3 br{
		display:block;
	}
	/*************** 區塊大標 end *********************/
	/********************************* groupCT end ******************************************/
	
}


@media screen and (max-width:767px){
	
	/********************************* groupNav start ******************************************/
	.groupNav{
		margin-top:10%;
	}
	.groupNav li:nth-child(n+3){
		margin-top:0.5em;
	}
	.groupNav li a span{
		font-size: 0.85em;
		height:4em;
	}
	.groupNav li a span i{
		display:none;
	}
	.groupNav li a span br{
		display:block;
	}
	/********************************* groupNav end ******************************************/
	
	/********************************* groupCT start ******************************************/
	.groupCT{
		margin-top:10%;
	}
	.groupCT > *{
		margin-top:2.5%;
	}
	
	/*************** 區塊大標 start *********************/
	.groupCT header,
	.BYO header{
		padding:2em 1.5em;
	}
	.groupCT header p,
	.BYO header p{
		font-size: 1.1em;
	}
	/*************** 區塊大標 end *********************/
	
	/*************** 項目 start *********************/
	.groupCT a,
	#g4.groupCT a{
		width:48.5%;
	}
	.groupCT a .txt{
		font-size:1em;
	}
	/*************** 項目 end *********************/
	/********************************* groupCT end ******************************************/
	
	/********************************* btmNav start ******************************************/
	.btmNav{
		margin-top:10%;
	}
	.btmNav ul li a{
		font-size:0.85em;
		padding-left:0.25em;
		padding-right:0.25em;
		height: 6em;
	}
	.btmNav ul li a span i{
		display: none;
	}
	.btmNav ul li a span br{
		display: block;
	}
	/********************************* btmNav end ******************************************/
	
}