Hosting Static Site using S3

Create Bucket, disable Block all public access, enable ACL.
Under Objects upload index.html. Select the file > select Actions > select Make Public using ACL

Under Permissions > Bucket Policy add:

{
  "Version": "2012-10-17",
  "Statement": [
      {
          "Sid": "PublicReadGetObject",
          "Effect": "Allow",
          "Principal": "*",
          "Action": "s3:GetObject",
          "Resource": "arn:aws:s3:::basu-doc-frontend/*"
      }
  ]
}

Under Properties > Enable Static Website Hosting and visit the html page from a browser using the URL endpoint from the tab.

Static Site URL