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