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