If you're using a chart that has lines, you can change their weight and style to emphasize specific indicators and make your chart easier to read. Follow the steps below to learn how.

1. After selecting the chart you wish to customize, head over to the Color tab in the settings panel on the right.
2. Click on  (Settings) next to the line you wish to edit.
3. Set the weight of the line by typing it in the text box and choose the style of the line from the dropdown menu. You can use the same style on all lines of the chart by clicking Apply to all lines.

To learn more on chart customization, check out the article about customizing your chart in Infographics.