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