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