#online .txt {
	padding: 0;
}
#online .photo {
	padding: 0;
}
#online #key {
	height: 100vh;
}
#online #key ul {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
}
#online #key ul li {
	height: 100vh;
}
#online #key ul .slide1 {
	background: url('../img/online/kv.jpg') no-repeat center/cover;
}
#online header .logo {
	top: 15px;
	left: 0;
	right: auto;
	transform: none;
}
#online header .header_txt {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	z-index: 60;
	width: 45%;
}

#sec1 {
	background: url(../img/online/s1_b.png) no-repeat bottom center / 100%;
	position: relative;
}
#sec1::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	height: 90vw;
	background: #24261b;
}
#sec1 h2 {
	padding-top: 10vw;
	position: relative;
	z-index: 2;
}
#sec1 .photo {
	margin: -46vw -5% -30px;
}
#sec1 .text {
	margin-bottom: -55px;
}
#sec1 h3 {
	margin: 0 -5%;
}
#sec1 .text1 {
	padding: 0 0 26vw;
}

/* Sec2 */
#sec2 {
	background: url(../img/online/line.jpg) repeat-x top center,
		url(../img/online/s2_bg1.png) no-repeat top center / 100%,
		url(../img/online/s2_b.png) no-repeat bottom center / 100%,
		url(../img/shared/bg4.png) repeat;
}
#sec2 h2 {
	padding-top: 12vw;
}
#sec2 .txt-deco {
	text-align: center;
	padding: 5px 0 20px;
}
#sec2 .item-photo img,
#sec2 .item-btn img {
	box-shadow: #24261bb5 0 0 5px;
}
#sec2 .item .item-tlt {
	text-align: center;
	font-size: 6vw;
	line-height: 1.7;
	letter-spacing: 0.15em;
	position: relative;
	padding: 5vw 0;
	margin-bottom: 5vw;
}
#sec2 .item .item-tlt::after {
	content: '';
	position: absolute;
	bottom: 0;
	left: 0;
	right: 0;
	height: 1px;
	background: url(../img/online/line.jpg) repeat-x bottom center;
}
#sec2 .item .item-tlt i {
	font-size: 4.5vw;
}
#sec2 .item .item-btn {
	margin: 20px 5% 50px;
}
#sec2 .container {
	margin: 0 -5%;
}
#sec2 .container .item-shared {
	padding-bottom: 5px;
}
#sec2 .container .item-shared .item-tlt {
	font-size: 5vw;
	text-align: center;
	line-height: 1.5;
	letter-spacing: 0.15em;
	padding: 5vw 0;
}
#sec2 .container .item-shared .item-tlt i {
	font-size: 4vw;
}
#sec2 .container .slick-slide {
	margin: 0 10px;
}
#sec2 .container .slick-list {
	margin: 0 -10px;
}
#sec2 .container .slick-dots {
	display: flex;
	justify-content: center;
	padding: 15px 0 50px;
}
#sec2 .container .slick-dots li {
	margin: 0 10px;
}
#sec2 .container .slick-dots li button {
	outline: none;
	background: none;
	border: none;
	border-radius: 50%;
	font-size: 0;
	background: #000;
	width: 16px;
	height: 16px;
	transition: 0.3s;
}
#sec2 .container .slick-dots li.slick-active button {
	background: rgba(0, 0, 0, 0.3);
}

/* Sec3 */
#sec3 {
	background: url(../img/online/s3_bg.png) no-repeat top 100vw left / 100%;
	padding-bottom: 50px;
}
#sec3 h2 {
	margin: 0 -5%;
}
#sec3 .photo {
	margin-bottom: 25vw;
}

/* Sec4 */
#sec4 {
	background: url(../img/online/s4_deco.png) no-repeat bottom left/ 100%,
		url(../img/online/s4_bg.jpg) no-repeat top left/ 100% #000;
	color: #fff;
	padding: 5vw 0 70px;
}
#sec4 h2 {
	margin: 0 -5%;
}