for disabling the right-click menu preventcopy class .preventcopy { -webkit-touch-callout: none; iOS Safari -webkit-user-select: none; Chrome/Safari/Opera -khtml-user-select: none; Konqueror -moz-user-select: none; Firefox -ms-user-select: none; Internet Explorer/Edge user-select: none; Non-prefixed version, currently not supported by any browser }