Once you are on Google Docs Online, open an existing table or ... Inside the dialog box, select the Cell Background Color or Table Border. You can also select how thick you want the cell borders ...

If you are not happy with the default margin in Google Docs, you can change it to suit your requirements. Here is a simple guide that will let you change the Page Margin and Page Color in Google ...

Google Docs is a free word processing software that ... You can input an HTML color code, for example, or play around with the tool to find a color you like.