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