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