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