@media only screen and (min-width: 640px) {
	#bk_image { float:left; width:103%; height:103%; margin-left:-2%; }
	#wall1 {width:84.1%;margin-top:-5.1%;margin-left:15%;}
}
@media only screen and (min-width: 800px) {
	#bk_image { float:left; width:103%; height:70%; margin-left:-2%; }
	#wall1 {width:72.1%;margin-top:-5.1%;margin-left:19%;}
}
@media only screen and (min-width: 960px) {
	#bk_image { float:left; width:116%; height:106%; margin-left:-6%;  }
	#wall1 {width:72.1%;margin-top:-5.1%;margin-left:19%;}
}
@media only screen and (min-width: 1024px) {	
	#bk_image { float:left; width:103%; height:67%; margin-left:-2%; }
	#wall1 {width:73.1%;margin-top:-5.1%;margin-left:19%;}
}
@media only screen and (min-width: 1280px) {
	#bk_image { float:left; width:103%; height:103%;margin-left:-2%;  }
	#wall1 {width:72.1%;margin-top:-5.1%;margin-left:19%;}
}
@media only screen and (min-width: 1824px) {
	#bk_image { float:left; width:103%; height:103%;margin-left:-2%;  }
	#wall1 {width:72.1%;margin-top:-5.1%;margin-left:19%;}
}
@media only screen and (min-width: 2560px) {
	#bk_image { float:left; width:103%; height:96%; margin-left:-2%; }
	#wall1 {width:74.1%;margin-top:-3.1%;margin-left:19%;}
}