@charset "utf-8";
#index-bk1 {
	padding-top: 45px;
	padding-bottom: 40px;
}
#index-bk1-title {
	margin-right: auto;
	margin-left: auto;
	display: block;
	margin-bottom: 55px;
}

#index-bk2-bk {
	width: 100%;
	background-color: #000;
	padding-top: 20px;
	padding-bottom: 20px;
}
#index-bk2-youtube {
	height: 0px;
	width: 75%;
	padding-bottom: 45%;
	margin-right: auto;
	margin-left: auto;
	position: relative;
}
#index-bk2-youtube iframe {
	height: 100%;
	width: 100%;
	position: absolute;
	left: 0px;
	top: 0px;
}

#index-bk3-bk {
	padding-top: 45px;
	padding-bottom: 84px;
}
#index-bk3-title {
	margin-right: auto;
	margin-left: auto;
	display: block;
	margin-bottom: 35px;
}

#session-1-area {
	width: 100%;
	display: block;
	margin-right: auto;
	margin-left: auto;
}
#session-1-area li {
	float: left;
	width: 30.33%;
	margin-right: 1.5%;
	margin-left: 1.5%;
}
#session-1-area li a img {
	display: block;
	height: auto;
	width: 100%;
}

#index-bk4-bk {
	background-image: url(../images/index-bk4-bk.jpg);
	background-repeat: no-repeat;
	background-position: center center;
	height: 516px;
	width: 100%;
	border-bottom-width: 10px;
	border-bottom-style: solid;
	border-bottom-color: #FFF;
	padding-top: 150px;
}

#index-bk4-txt {
	height: auto;
	width: 40%;
	max-width: 489px;
	margin-right: auto;
	margin-left: auto;
}
#index-bk4-txt img {
	height: auto;
	width: 100%;
}

#bk4-more {
	height: auto;
	width: 63%;
	max-width: 768px;
	margin-right: auto;
	margin-left: auto;
	text-align: center;
	font-size: 21px;
	line-height: 1.4;
	font-weight: bold;
	padding-top: 50px;
}

#index-bk5 {
	
}

/* ==平板電腦====================================== */
@media screen and (min-width: 640px) and (max-width: 969px) {

	#index-bk1-bk {
		padding-bottom: 40px;
	}

	#index-bk1-title {
		margin-bottom: 30px;
	}

	#session-1-area {
		width: 95%;
		display: block;
		margin-right: auto;
		margin-left: auto;
	}

	#index-bk2-youtube {
		width: 80%;
		padding-bottom: 50%;
	}

	#index-bk4-bk {
		height: 500px;
		padding-top: 100px;
		background-size: auto 110%;
	}

	#bk4-more {
		width: 80%;
	}

}

/* ==手機電腦====================================== */
@media screen and (max-width: 639px) {

	#index-bk1 {
		width: 98%;
		margin-right: 1%;
		margin-left: 1%;
	}

	#index-bk1-bk {
		padding-bottom: 20px;
	}

	#index-bk1-title {
		margin-bottom: 30px;
	}

	#index-bk2-youtube {
		width: 90%;
		padding-bottom: 55%;
	}
	
	.pro-list li {
		width: 94%;
		margin-left: 3%;
		float: none;
		margin-right: 3%;
		margin-bottom: 20px;
	}

	#index-bk3-bk {
		padding-top: 45px;
		padding-bottom: 30px;
	}
	
	#session-1-area {
		width: 95%;
		display: block;
		margin-right: auto;
		margin-left: auto;
	}
	#session-1-area li {
		float: none;
		width: 90%;
		margin-right: auto;
		margin-left: auto;
		margin-bottom: 20px;
	}

	#index-bk4-bk {
		height: 450px;
		padding-top: 70px;
		background-size: auto 120%;
	}

	#index-bk4-txt {
		height: auto;
		width: 70%;
		max-width: 300px;
		margin-right: auto;
		margin-left: auto;
	}

	#bk4-more {
		width: 90%;
	}

}