@media only screen and (min-width: 640px) {
#bk_image { float:left; width:103%; height:103%; margin-left:-2%; }
#wall1 {width:84.1%;margin-top:-4%;margin-left:10.6%;transform: perspective(827px) rotateY(-12deg) rotateX(0deg) skewX(0deg) skewY(0.5deg);}		
}
@media only screen and (min-width: 800px) {
#bk_image { float:left; width:103%; height:70%;  margin-left:-2%;}
#wall1 {width:77.1%;margin-top:-5.7%;margin-left:12.6%;transform: perspective(827px) rotateY(-12deg) rotateX(0deg) skewX(0deg) skewY(-2.5deg);}		
}
@media only screen and (min-width: 960px) {
#bk_image { float:left; width:116%; height:106%; margin-left:-6%;  }
#wall1 {width:77.1%;margin-top:-5.7%;margin-left:12.6%;transform: perspective(827px) rotateY(-12deg) rotateX(0deg) skewX(0deg) skewY(-2.5deg);}		
}
@media only screen and (min-width: 1024px) {	
#bk_image { float:left; width:103%; height:67%; margin-left:-2%; }
#wall1 {width:77.1%;margin-top:-4.7%;margin-left:12.6%;transform: perspective(827px) rotateY(-12deg) rotateX(0deg) skewX(0deg) skewY(-2.0deg);}		
}
@media only screen and (min-width: 1280px) {
#bk_image { float:left; width:103%; height:103%;margin-left:-2%;  }
#wall1 {width:77.1%;margin-top:-5.7%;margin-left:12.6%;transform: perspective(827px) rotateY(-12deg) rotateX(0deg) skewX(0deg) skewY(-2.5deg);}		
}
@media only screen and (min-width: 1824px) {
#bk_image { float:left; width:103%; height:103%; margin-left:-2%; }
#wall1 {width:77.1%;margin-top:-5.7%;margin-left:12.6%;transform: perspective(827px) rotateY(-12deg) rotateX(0deg) skewX(0deg) skewY(-2.5deg);}	
}
@media only screen and (min-width: 2560px) {
#bk_image { float:left; width:103%; height:96%; margin-left:-2%; }
#wall1 {width:77.1%;margin-top:-1.7%;margin-left:12.6%;transform: perspective(1227px) rotateY(-8deg) rotateX(0deg) skewX(0deg) skewY(-2.5deg);}	
}