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