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