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