improved the code

[tasospal]

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[tasospal]

Changes i made:

Index.html :
o width=device-width is updated to initial-scale=1, maximum-scale=1, user-scalable=no in the viewport meta tag.
o The script tag is updated to include the async attribute.
o The external link is updated to include target="_blank" and rel="noopener noreferrer" to prevent potential security
issues.
o The msapplication-navbutton-color meta tag is added to support Microsoft browsers.

Other.html :
o Added width=device-width to the viewport meta tag
o Removed initial-scale=1 from viewport meta tag since it is set by default
o Changed overflow property in body and html styles to default (omitted)
o Added error handling to Service Worker registration, displaying an error message if registration fails.
o Added a warning message if Service Worker is not supported in the browser