OptionalcolorLine / marker / band color as a tuple or CSS color (default: theme baseline for lines and points, crosshair for bands)
OptionaldashDashed stroke: dash length in CSS px, or true for 6 px
OptionallabelDOM label text (small pill)
OptionallabelLabel anchor along the line / band: start = left / bottom, end = right / top (default)
OptionalopacityAlpha multiplier (bands default to 0.18, others 1)
OptionalwidthStroke width in CSS px (lines, band borders; bands default to 0 = no border) or point radius (default 5)
Optionalyy axis of y / y bands in a dual-axis line chart (default: 'left')
Optionalz'below' (default): with the gridlines, under the series; 'above': over the series
Style fields shared by every annotation kind.