@media only screen and (min-width: 640px) {
	#bk_image { float:left; width:103%; height:103%; margin-left:-2%; }
	#wall1 {width:46.3%;margin-top:3.3%;margin-left:15.2%;}
}
@media only screen and (min-width: 800px) {
	#bk_image { float:left; width:103%; height:70%; margin-left:-2%; }
	#wall1 {width:41.3%;margin-top:3.9%;margin-left:18.2%;}
}

@media only screen and (min-width: 960px) {
	#bk_image { float:left; width:116%; height:108%; margin-left:-6%;  }
	#wall1 {width:41.3%;margin-top:3.5%;margin-left:18.2%;}
}
@media only screen and (min-width: 1024px) {	
	#bk_image { float:left; width:103%; height:67%; margin-left:-2%; }
	#wall1 {width:41.3%;margin-top:3.9%;margin-left:18.2%;}
}
@media only screen and (min-width: 1280px) {
	#bk_image { float:left; width:103%; height:103%;margin-left:-2%;  }
	#wall1 {width:41.3%;margin-top:3.9%;margin-left:18.2%;}	
}

@media only screen and (min-width: 1824px) {
	#bk_image { float:left; width:103%; height:103%;margin-left:-2%;  }
	#wall1 {width:41.3%;margin-top:3.9%;margin-left:18.2%;}
}

@media only screen and (min-width: 2560px) {
	#bk_image { float:left; width:110%; height:96%; margin-left:-2%; }
	#wall1 {width:41.3%;margin-top:3.9%;margin-left:19.4%;}
}