Element block pseudo-element :before generated with cursor pointer box-sizing content-box opacity 1 z-index auto float none width 160px font-weight normal font-size 16px height auto background border 0px rgba(0,0,0,1) solid overflow hidden outline none line-height 1 display block transform text-shadow 1px 1px 1px rgba(0,0,0,0.2) padding 20px position static transition border-radius box-shadow 3px 3px 4px rgba(0,0,0,0.4) margin 4px