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