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