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