After this section you can edit content via Page Builder, Go to Pages and edit Home page

Or in your site front page, in the admin bar find Edit Page ( Back-end Editor ) or Edit with WPBakery Page Builder ( Front-end Editor )

For changing Logo go to Theme Options > Header > Logo

For changing size and margin, go to Theme Options > Header > Top of Header >  Logo element

for editing button and styling go to Theme Options > Header > Top of Header > Button Element
For adding, removing and styling social icons go to Theme Options > Header > Social Icons


And for changing margins go to Theme Options > Header > Top of Header > Social Element

This section is Slider, You can edit, add or remove go to Dashboard > Revolution Slider

For disabling slider or changing it with other title type

Example Breadcrumbs or Title, Go to Page Edit > Page Settings > Title Type

For overall website page title type go to Theme Options > Title & Bredcrumbs

This widget is a custom page content, You can find and edit it from Dashboard > Pages > Footer Contact Information
This widget is a custom page content, You can find and edit it from Dashboard > Pages > Footer Business Hours
For editing or removing Back to Top or Quick Contact items go to Theme Options > Footer > More

Instead Quick Contact also you can create any page and assign it.

This section is Footer and this 4 columns are Widgets, You can edit Widgets from Appearance > Widgets

In widgets find Footer 1 to Footer 4 sidebar area sections and edit them.

For changing background color of Footer, Go to Theme Options > Footer > Footer Widgets > Row Container Style Kit
For edit or remove Text and Links go to Theme Options > Footer > Bottom of Footer > Icon and Text Element(s)
For changing Copyright text go to Theme Options > Footer > Bottom of Footer > Icon and Text Element
For changing Background color of this row go to Theme Options > Footer > Bottom of Footer > Container Style Kit
This is a Content box and inside it there is Title and Text Element and Button Element. It mean you can add or remove element inside content box.

For changing Background image, hover over content box and edit it to find Overall style kit. Also box have padding top, you can also change it for your need.

For changing Background Color, hover over content box and edit it to find Overall style kit.
By editing Title and Text Element and under Icon Before Tab you can customize icon and its styling.
By editing Title and Text Element and under Icon Before Tab you can customize icon and its styling.
This is Team Member Element, You can edit it and change image, title and description and all styling.
This is Banner Element, You can edit it and change image, title and description and all styling. Banner element have over 15+ types and styles.
This three columns are inside a Row, this row have -60px margin top, by editing row under Design Tab you can change that margin top.
To change background color, edit Row and under Design tab you can find Background color option.
These are Testimonials elements inside Carousel elements, Testimonials and Carousel have separate options and styling. By hovering over each one you can edit them.
For editing menus items go to Appearance > Menus

For editing menu navigation settings go to Theme Options > Header > Top of Header > Menu Element

And for styling menus go to Theme Options > Header > Top of Header > Menu Styles of this Row

For editing mobile and tablet header go to Theme Options > Header > Mobile, Tablet Header