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