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