IcoMoon how insert icon. Code example

Example icon

<span aria-hidden="true" data-icon="&#xe90e;" class="icon-menu"></span>

icon code – 

Add to yours css file

[class^="icon-"], [class*=" icon-"] {
	/* use !important to prevent issues with browser extensions that change fonts */
	font-family: 'icomoon' !important;
	speak: never;
	font-style: normal;
	font-weight: normal;
	font-variant: normal;
	text-transform: none;
	line-height: 1;

	/* Better Font Rendering =========== */
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}


[data-icon]:before {
	font-family: "icomoon";
	content: attr(data-icon);
	speak: none;
	font-weight: normal;
	font-variant: normal;
	text-transform: none;
	line-height: 1;
	-webkit-font-smoothing: antialiased;
}