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