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