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