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