body {
	padding: 235px 0 0;
	background-color: #00a594;
}
.about1,.about2,.about3 {
	width: 100%;
	margin: 0 0 120px;
}
.about-txt {
	width: 50%;
	float: left;
	color: #FFFFFF;
	overflow: hidden;
	padding: 40px 100px 0;
}
.about2 .about-txt {
	float: right;
}
.about-txt h2 {
	font-size: 55px;
	margin: 0 0 50px;
	line-height: 60px;
	font-weight: bold;
}
.about-txt p {
	font-size: 18px;
	margin: 0 0 10px;
	line-height: 32px;
}
.about-video,.about-img {
	width: 50%;
	float: right;
	height: 565px;
	overflow: hidden;
	position: relative;
	background-size: cover;
	background-position: center;
	background-repeat: no-repeat;
}
.about-video img,.about-img img {
	width: 100%;
}
.about-video:before {
	top: 0px;
	left: 0px;
	content: '';
	width: 100%;
	height: 100%;
	display: block;
	overflow: hidden;
	position: absolute;
	background-color: rgba(0,0,0,0.42);
}
.about-video:after {
	top: 50%;
	left: 50%;
	z-index: 1;
	content: '';
	width: 114px;
	height: 80px;
	display: block;
	cursor: pointer;
	overflow: hidden;
	position: absolute;
	background-size: cover;
	margin: -40px 0 0 -57px;
	background-position: center;
	background-repeat: no-repeat;
	background-image: url(../img/video.png);
}
@media only screen and (max-width: 991px) {
	header {
		border-bottom: 1px solid rgba(255,255,255,0.5);
	}
	body {
		padding: 200px 0 0;
	}
	.about1,.about2,.about3 {
		margin: 0 0 90px;
	}
	.about-txt {
		padding: 0;
		width: 640px;
		margin: 0 auto 40px;
		float: none !important;
	}
	.about-txt h2 {
		font-size: 40px;
		margin: 0 0 35px;
		line-height: 50px;
	}
	.about-txt p {
		font-size: 21px;
		margin: 0 0 10px;
		line-height: 32px;
	}
	.about-video,.about-img {
		float: none;
		height: auto;
		position: relative;
		width: -moz-calc(50% + 320px);
		width: -webkit-calc(50% + 320px);
		width: calc(50% + 320px);
	}
	.about-video,.about3 .about-img {
		left: 50%;
		margin-left: -320px;
	}
	.about-video:after {
		width: 114px;
		height: 80px;
		margin: -40px 0 0 -57px;
	}
}
@media only screen and (max-width: 750px) {
	body {
		padding: 120px 0 0;
	}
	.about1,.about2,.about3 {
		margin: 0 0 45px;
	}
	.about-txt {
		width: 330px;
		margin: 0 auto 20px;
	}
	.about-txt h2 {
		font-size: 24px;
		margin: 0 0 20px;
		line-height: 30px;
	}
	.about-txt p {
		font-size: 14px;
		margin: 0 0 5px;
		line-height: 25px;
	}
	.about-video,.about-img {
		width: -moz-calc(50% + 165px);
		width: -webkit-calc(50% + 165px);
		width: calc(50% + 165px);
	}
	.about-video,.about3 .about-img {
		margin-left: -165px;
	}
	.about-video:after {
		width: 60px;
		height: 42px;
		margin: -25px 0 0 -30px;
	}
}
@media only screen and (min-width: 992px) {
	body {
		padding: 150px 0 0;
	}
	.about1,.about2,.about3 {
		height: 400px;
		margin: 0 0 80px;
	}
	.about-txt {
		padding: 10px 50px 0;
	}
	.about-txt h2 {
		font-size: 36px;
		margin: 0 0 10px;
		line-height: 40px;
	}
	.about-txt p {
		font-size: 14px;
		margin: 0 0 5px;
		line-height: 25px;
	}
	.about-video,.about-img {
		height: 400px;
	}
	.about-video img,.about-img img {
		display: none;
	}
}
@media only screen and (min-width: 1200px) {
	body {
		padding: 180px 0 0;
	}
	.about1,.about2,.about3 {
		height: 500px;
		margin: 0 0 100px;
	}
	.about-txt {
		padding: 20px 75px 0;
	}
	.about-txt h2 {
		font-size: 42px;
		margin: 0 0 30px;
		line-height: 50px;
	}
	.about-txt p {
		font-size: 15px;
		margin: 0 0 7px;
		line-height: 27px;
	}
	.about-video,.about-img {
		height: 500px;
	}
}
@media only screen and (min-width: 1400px) {
	body {
		padding: 235px 0 0;
	}
	.about1,.about2,.about3 {
		height: 565px;
		margin: 0 0 120px;
	}
	.about-txt {
		padding: 30px 100px 0;
	}
	.about-txt h2 {
		font-size: 48px;
		margin: 0 0 40px;
		line-height: 55px;
	}
	.about-txt p {
		font-size: 16px;
		margin: 0 0 8px;
		line-height: 30px;
	}
	.about-video,.about-img {
		height: 565px;
	}
}
@media only screen and (min-width: 1600px) {
	.about-txt {
		padding: 40px 100px 0;
	}
	.about-txt h2 {
		font-size: 55px;
		margin: 0 0 50px;
		line-height: 60px;
	}
	.about-txt p {
		font-size: 18px;
		margin: 0 0 10px;
		line-height: 32px;
	}
}