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