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