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