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