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