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