Onpreviewing / Onpreviewed event handle
Plaese press F12, open the develop tools.
#### Settings ```javascript { onpreviewing : function() { // console.log("onpreviewing =>", this, this.id, this.settings); // on previewing you can custom css .editormd-preview-active }, onpreviewed : function() { // console.log("onpreviewed =>", this, this.id, this.settings); } } ```