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