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