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