Web development

I need my website re-configured. Wordpress site with minor fixes required: services page image 2 in slide show (using plug in slider revolution packaged with muffin builder in Betheme) there is line at the bottom approx 1cm+ where image is distorted, this same issue is on the photo image used on about page? Issue 2 - colour of text in email subscription box is white so cannot read or find where this colour is? Issue 3: Burger button on page is white, need it to be purple or the purple lines to be noticeable. Issue 4 - burger button is missing on contact us page?? Issue 5: social links, some work but others are pulling in the link to page alternativethinkingtherapies too before the Pinterest and Instagram links linked in works and facebook works Issue 6: the slider is slow to load on homepage takeover Issue 7: the plugins are set up for mail chimp but custom WPforms is not sending to email as should do