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