專屬 CSS Hack

出處：http://www.csser.name/viewnews-1792

html:first-child #opera { /* Opera */display: block;}html > body #ie7 { /* IE 7 */*display: block;}body #ie6 { /* IE 6 */_display: block;}body:empty #firefox12 { /* Firefox 1 - 2 */display: block;}@-moz-document url-prefix() { /* Firefox */#firefox { display: block; }}@media screen and (-webkit-min-device-pixel-ratio:0) { /* Safari */#safari { display: block; }}@media all and (-webkit-min-device-pixel-ratio:10000), not all and (-webkit-min-device-pixel-ratio:0) { /* Opera */head~body #opera { display: block; }}