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