How to move menu itmes?

Hello zameer,
If you want to change the menu position on the header from left to right, it may cause problem and it need a high level of customization with CSS although can you please check once by adding the below CSS codes on Appearance > Customize > Layout/Design Options > Custom CSS and check whether your need may achieve or not?

.header-wrapper .acmethemes-nav {
    float: right !important;
}

Let us know about the results.

Warm Regards
Acme Supports