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