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