#main{background-image:url(00-SVGA-4x3-800x600.jpg)}
@media (min-width: 801px) {
  #main{background-image:url(01-WSVGA-1024x600.jpg)}
}
@media (min-width: 801px) and (min-height: 601px) {
  #main{background-image:url(02-XGA-4x3-1024x768.jpg)}
}
@media (min-width:1025px) and (min-height: 769px) {
  #main{background-image:url(03-XGAplus-4x3-1152x864.jpg)}
}
@media (min-width:1153px) and (min-height: 601px) {
  #main{background-image:url(04-WXGA-16x9-1280x720.jpg)}
}
@media (min-width:1153px) and (min-height: 721px) {
  #main{background-image:url(05-WXGA-1280x768.jpg)}
}
@media (min-width:1153px) and (min-height: 769px) {
  #main{background-image:url(06-WXGA-16x10-1280x800.jpg)}
}
@media (min-width:1153px) and (min-height: 801px) {
  #main{background-image:url(07-SXGA-1280x1024.jpg)}
}
@media (min-width:1281px) and (min-height: 721px) {
  #main{background-image:url(08-HD-1366x768.jpg)}
}
@media (min-width:1367px) and (min-height: 769px) {
  #main{background-image:url(09-WXGAplus-16x10-1440x900.jpg)}
}
@media (min-width:1441px) and (min-height: 769px) {
  #main{background-image:url(10-HDplus-16x9-1600x900.jpg)}
}
@media (min-width:1441px) and (min-height: 901px) {
  #main{background-image:url(11-UXGA-4x3-1600x1200.jpg)}
}
@media (min-width:1601px) and (min-height: 901px) {
  #main{background-image:url(12-WSXGAplus-16x10-1680x1050.jpg)}
}
@media (min-width:1681px) and (min-height:1051px) {
  #main{background-image:url(13-FHD-16x9-1920x1080.jpg)}
}
@media (min-width:1681px) and (min-height:1081px) {
  #main{background-image:url(14-WUXGA-16x10-1920x1200.jpg)}
}
@media (min-width:1921px) and (min-height:1201px) {
  #main{background-image:url(15-QXGA-4x3-2048x1536.jpg)}
}
@media (min-width:2049px) and (min-height:1201px) {
  #main{background-image:url(16-WQHD-16x9-2560x1440.jpg)}
}
@media (min-width:2049px) and (min-height:1537px) {
  #main{background-image:url(17-WQXGA-16x10-2560x1600.jpg)}
}