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