adding blockquote css style for gitbook
adding blockquote css style for gitbook

raazesh-sainudiin/scalable-data-science,lamastex/scalable-data-science,raazesh-sainudiin/scalable-data-science,lamastex/scalable-data-science,lamastex/scalable-data-science,raazesh-sainudiin/scalable-data-science,lamastex/scalable-data-science,lamastex/scalable-data-science,lamastex/scalable-data-science,raazesh-sainudiin/scalable-data-science