Website Header Disabled In Mcbook

Hy my name is zubair and i a blogger. I have recently create a website on gold price in oman url omangoldprices.com I maked a well design header footer and every thing as compared with my competitors but the header of my website disabled and not working on Macbook and macbook pro and the logo does not showing on IOS version Iphone 6 12.6.1. I am very comfused about that can anyone help me in?

Website Header Disabled In Mcbook
 
 
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