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