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