Make edits to the website made on Magento

Site about pregnancy and childbirth. Selling sebenarnya courses in the record of consultation.
Made on Magento

You need to make changes:

1. The data markup

Status: the site is partially present data markup to breadcrumbs, and other kinds of data markup on the website is not.

Technical specification:you Must implement the following types of microdata: Breadcrumbs, FAQ, Course, Article, the data markup to links to social networks, logo.

2. Image

On some pages there are images without alt tag filled.

3. Download speed in mobile and on desktops

4. To change the location of the blocks
5. To make the buttons in blocks

6. In the mobile version of left for text

7. Going to the cart gives an error

8. Add videos and texts in the blog