Element block pseudo-element :after generated with background padding 5px height auto box-sizing content-box box-shadow 1px 1px 1px rgba(0,0,0,0.3) z-index auto transition overflow hidden transform text-shadow border 1px rgba(0,0,0,1) solid border-radius font-size 14px cursor default font-weight normal margin 2px position static display block float none width auto line-height 1