Customize the timeline page span style The Timeline Page Span Style related list allows you to define conditional span styles. Navigate to System UI > Timeline Pages. Open the timeline page for which you want to define the span style. Go to the Timeline Page Span Styles related list and click New. Fill in the form as described in the table and click Submit. The Timeline Page Span Style form provides the following fields.Table 1. Customizing the Timeline Page Span Styles Field Description Condition Create a Condition Builder to filter the results that appear in the timeline. Label color Select the color for the text under each span. Label decoration Select a character style for the text under each span: Bold, Italic, Underline, or Line-through. Order Enter a number to determine the sequence in which the style conditions are evaluated. Style conditions with a lower order are evaluated first. Span color Select the color of each span. Timeline page Select the timeline page to which the span style applies. By default, the span applies to the current timeline.