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