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