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