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