Website Optimization and Some changes in the website blog

Current Speed of the website [login to view URL] [login to view URL] Mobile Speed: 15/100 Desktop Speed : 19/100 Need to optimised to reach 60 on both mobile and desktop [login to view URL] Changes 1)Phone Icon in the header - As per screenshot 2)Book Appointment Button - When user clicks on that Popup has to come, just like our website - As per screenshot 3)Top Section: Need to reduce the size of top 3 images on [login to view URL] and keep it similar to [login to view URL] Minor Customisation in Hamburger Menu - As Per screenshot 4. The image sharing option should be activated on the image. For example I want to pin the image that option should be activated. 5. Remove the post title from Breadcrumb. So in place of this Home>>Skin Care>>Laser Hair Reduction>>Permanent Laser Hair Removal In Chennai, the bread crumb should be Home>>Skin Care>>Laser Hair Reduction 6. Increase the size of breadcrumb so that it's visible on desktop. 7. Give a different color to breadcrumb. 8. Below the content we have a section - sources which can be expanded. I want all links which are going into that section would be no index. 9. Activate recomended articles/ hot picks for you in right hand side. ( We have activated, but alignment issue has to be fixed) 10. The image and text should be in one line. ( when you open blog post you can understand ) 11. Add a table of content. The title shoould be "In this article". Basically each item of the table of content should be linked to the section with an option to return back to the table if an user selects so. And we need to have back to top Option . 12. Add a featured video in the posts. 13. Create a footer section for the following links - privacy policy, report a violation form, image usage policy, guest author, disclaimer 14. Subscriber option with mail chimp integration. Need to get mail and save it in the mailchimp site.