Mobile and tablet views not working well

[ihs1]

HI

i have recently launched on Shopify after moving from Woocommerce around 2 weeks ago

my website is www.infraredheatingsupplies.com

im having a few issues however as some of the pages that were transferred over have got a lot of 'elementor codes' which i assume are not required anymore. this isnt affecting my site as far as i know but im not sure, however one of the biggest issues right now is the below:

Please can you advise and help me on this:

see below how it looks on a phone but in landscape: