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