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