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