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