<p style="box-sizing: inherit; margin: 0px; padding: 0px; color: rgb(36, 50, 56); font-family: PT_Sans, sans-serif; font-size: 14px; background-color: rgb(237, 247, 255);">I think I solved the problem.</p>

<p style="box-sizing: inherit; margin: 0px; padding: 0px; color: rgb(36, 50, 56); font-family: PT_Sans, sans-serif; font-size: 14px; background-color: rgb(237, 247, 255);">in &quot;/wp-content/themes/itsoft/assets/js/jquery.meanmenu.js&quot;</p>

<p style="box-sizing: inherit; margin: 0px; padding: 0px; color: rgb(36, 50, 56); font-family: PT_Sans, sans-serif; font-size: 14px; background-color: rgb(237, 247, 255);">I changed the line</p>

<p style="box-sizing: inherit; margin: 0px; padding: 0px; color: rgb(36, 50, 56); font-family: PT_Sans, sans-serif; font-size: 14px; background-color: rgb(237, 247, 255);">meanMenuOpen: &quot;&lt;span /&gt;&lt;span /&gt;&lt;span /&gt;</p>

<p style="box-sizing: inherit; margin: 0px; padding: 0px; color: rgb(36, 50, 56); font-family: PT_Sans, sans-serif; font-size: 14px; background-color: rgb(237, 247, 255);">to</p>

<p style="box-sizing: inherit; margin: 0px; padding: 0px; color: rgb(36, 50, 56); font-family: PT_Sans, sans-serif; font-size: 14px; background-color: rgb(237, 247, 255);">meanMenuOpen: &quot;&lt;span&gt;&lt;/span&gt;&lt;span&gt;&lt;/span&gt;&lt;span&gt;&lt;/span&gt;</p>