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