@media only screen and (min-width: 640px) {
	#bk_image { float:left; width:103%; height:105%; margin-left:-2%;  }
	#floor { width:113%; margin-left:29%;  }
}
@media only screen and (min-width: 800px) {
	#bk_image { float:left; width:103%; height:70%; margin-left:-2%;  }
	#floor { width:94%; margin-left:41%; }
}
@media only screen and (min-width: 960px) {
	#bk_image { float:left; width:116%; height:106%; margin-left:-7%;  }
	#floor { width:94%; margin-left:41%;transform: perspective(1820px) rotateX(62deg) rotateY(7deg) rotateZ(46deg) skewX(15deg) skewY(-11deg);  }
}
@media only screen and (min-width: 1024px) {	
	#bk_image { float:left; width:103%; height:67%;margin-left:-2%;   }
	#floor { width:97%; margin-left:35%; }
}
@media only screen and (min-width: 1280px) {
	#bk_image { float:left; width:103%; height:103%; margin-left:-2%;  }
	#floor { width:104%; margin-left:41%;  }
}
@media only screen and (min-width: 1824px) {
	#bk_image { float:left; width:103%; height:103%; margin-left:-2%;  }
	#floor { width:94%; margin-left:41%; }
}
@media only screen and (min-width: 2560px) {
	#bk_image { float:left; width:103%; height:103%; margin-left:-2%;  }
	#floor { width:94%; margin-left:34%;transform: perspective(1820px) rotateX(45deg) rotateY(7deg) rotateZ(44deg) skewX(15deg) skewY(-11deg); }
}