@media only screen and (min-width: 1400px) {
	.img-pstn img {
		width: 100%;
		height: auto;
		margin-left: auto;
		margin-right: auto;
	}
}

@media only screen and (min-width: 1199px) {
	.img-pstn img {
		width: 100%;
		height: auto;
		margin-left: auto;
		margin-right: auto;	
	}
}

@media screen and (max-width: 992px){
	.img-pstn img {
		width: 100%;
		height: auto;
		text-align: center;
		margin-left: auto;
		margin-right: auto;
	}
}

@media only screen and (max-width: 900px) {
	.img-pstn img {
		width: 100%;
		height: auto;
		margin-left: auto;
		margin-right: auto;
	}
}

@media only screen and (max-width: 767px) {
	.img-pstn img {
		width: 100%;
		height: auto;
		margin-left: auto;
		margin-right: auto;
	}
}

@media only screen and (max-width: 480px) {
	.img-pstn img {
		width: 100%;
		height: auto;
		margin-left: auto;
		margin-right: auto;
	}
}

@media only screen and (max-width: 208px) {	

	.img-pstn img {
		width: 100%;
		height: auto;
		margin-left: auto;
		margin-right: auto;	
	}
}

@media screen and (min-width: 992px){
	.img-pstn img {
		width: 100%;
		height: auto;
		margin-left: auto;
		margin-right: auto;
	}
}

@media only screen and (min-width: 900px) {
	.img-pstn img {
		width: 100%;
		height: auto;
		margin-left: auto;
		margin-right: auto;
	}
}

@media only screen and (min-width: 767px) {
	.img-pstn img {
		width: 100%;
		height: auto;
		margin-left: auto;
		margin-right: auto;
	}
}

@media only screen and (min-width: 480px) {
	.img-pstn img {
		width: 100%;
		height: auto;
		margin-left: auto;
		margin-right: auto;	
	}
}

@media only screen and (min-width: 208px) {	

	.img-pstn img {
		width: 100%;
		height: auto;
		margin-left: auto;
		margin-right: auto;
	}
}