Element block pseudo-class :active generated with font-size 16px background cursor default transition margin 0px z-index auto border-radius font-weight normal width 160px height auto overflow hidden box-shadow 1px 1px 1px rgba(0,0,0,0.3) border 0px rgba(0,0,0,1) solid box-sizing content-box float none display block text-shadow 1px 1px 1px rgba(0,0,0,0.2) line-height 1 padding 20px transform position static