Make the button labels consistent

[praneesha]

Description

Need to update the labels of the buttons on the home page and learn the landing page to make them consistent and align properly.

Related website/documentation area

Add/Uncomment the relevant area label out of the following.

Describe your task(s)

A detailed description of the task.

Related issue(s) (optional)

Any related issues such as sub tasks and issues reported in other repositories (e.g., component repositories), similar problems, etc.

Suggested label(s) (optional)

Optional comma-separated list of suggested labels. Non committers can’t assign labels to issues, and thereby, this will help issue creators who are not a committer to suggest possible labels.

Suggested assignee(s) (optional)

Optional comma-separated list of suggested team members who should attend the issue. Non committers can’t assign issues to assignees, and thereby, this will help issue creators who are not a committer to suggest possible assignees.