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