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