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