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