Element block pseudo-class :active generated with height 0px transform transition text-shadow 4px 1px 0px rgba(0,0,0,0.25) cursor default box-sizing content-box font-weight normal font-size 100% line-height normal border-radius border 50px rgba(0,0,0,0) solid box-shadow position static margin 0px z-index auto width 100px padding 0px display block outline none float none overflow visible background opacity 1