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