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