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