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