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