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