Landing Page Visual Improvements

[jpaulet]

Improve landing page by:

• [x] Add more gap between the columns (max-width:92%), margin-bottom, (20px) and justify the text. (img1)
• [x] Add a break after the title and description in the features. (img1)
• [x] Increase the button width of the header to 175px (img2)
• [x] Increase the button height to 50px
• [x] Increase the "contact with us" button width to 200px
• [x] Justify the text and remove the bold text (img4)
• [x] Apply all the changes in the following table (Left: current, Right: proposed): https://www.notion.so/Landing-Page-English-Suggestions-1ce3fe9ebaf74ebc999297185ae1b9e3