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