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