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