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