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