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