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