Open "Landing Page Editor", Click on the Plus icon to see Design Blocks and Components. 

Design Blocks :

Design Blocks are the ones where your premade design blocks and your saved design blocks will appear.

They are further divided into two categories:-

Built-in Blocks - Here all the premade Built-in Blocks are displayed. One can select from the wide available categories of built-in blocks.

My Blocks - All the Design blocks saved by a user in the account will be saved and reflected here. One can import this and use these saved blocks on Different landing pages. (NOTE: Before saving any block in the account, this area will  blank.)

Components:

We have given multiple sections", rows", "elements"as an components.One can make his own customized landing pages using these components. 

Sections -

A User can divide his landing pages into different Sections. 

Here the user will get 4 options:

1. Section - A user can add the section in the page by clicking on the section button.

2. Header Navbar - A user can add the header into the page by clicking on this Header Navbar Option.

3. Hello Bar With Timer - A user can also add Hello Bar With a timer into the page with this particular option.

4. Hello Bar - You'll also be able to add Hello Bar Without a timer with this particular option.

Rows -  To divide any section into different rows and columns, a user can simply click on one of these columns and edit in the editor screen.

By clicking on various columns, a user can divide a section in different parts and make multiple rows at the same time.

Elements -

There are different types of elements available to make customized landing pages.

Here we have provided Elements that are mainly used while making any landing page, From here, a user can simply click and add element anywhere in the whole landing page. 

One can Click on any "components" and "Design Blocks" and start designing the Landing Page.