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