@media only screen and (min-width: 640px) {
	#bk_image { float:left; width:105%; height:105%;margin-left:-2%;   }
	#floor { width:79%; margin-top:0.0%; margin-left:12.8%; }
	.floor_img25 {width:10%; }
}
@media only screen and (min-width: 800px) {
	#bk_image { float:left; width:103%; height:70%; margin-left:-2%;  }
	#floor { width:66%; margin-top:3.7%; margin-left:12.8%; }
	.floor_img25 {width:10%; }
}
@media only screen and (min-width: 960px) {
	#bk_image { float:left; width:116%; height:106%; margin-left:-7%;  }
	#floor { width:66%; margin-top:3.7%; margin-left:12.8%; }
	.floor_img25 {width:10%; }
}
@media only screen and (min-width: 1024px) {	
	#bk_image { float:left; width:103%; height:67%; margin-left:-2%;  }
	#floor { width:70%; margin-top:3.7%; margin-left:12.8%; }
	.floor_img25 {width:10%; }
}
@media only screen and (min-width: 1280px) {
	#bk_image { float:left; width:103%; height:103%; margin-left:-2%;  }
	#floor { width:66%; margin-top:3.7%; margin-left:12.8%; }
	.floor_img25 {width:10%; }
}
@media only screen and (min-width: 1824px) {
	#bk_image { float:left; width:103%; height:103%; margin-left:-2%;  }
	#floor { width:66%; margin-top:3.7%; margin-left:12.8%; }
	.floor_img25 {width:10%; } 
}
@media only screen and (min-width: 2560px) {
	#bk_image { float:left; width:103%; height:103%; margin-left:-2%;  }
	#floor { width:84%; margin-top:3.7%; margin-left:12.8%; }
	.floor_img25 {width:10%; } 
}