/*
  cpt-city: cb/seq/PuBuGn_04 (cpt)

  Harrower, M., & Brewer, C. A. (2003). ColorBrewer.org:
  An online tool for selecting colour schemes for maps.
  Cartographic Journal, 40(1), 27-37.

  author: Cynthia Brewer, Mark Harrower
  copyright: Apache-style
  year: 2002
  url: https://phillips.shef.ac.uk/pub/cpt-city/cb/seq
*/
linear-gradient(
  0deg,
  rgb(246, 239, 247)   0.000%,
  rgb(246, 239, 247)  25.000%,
  rgb(189, 201, 225)  25.000%,
  rgb(189, 201, 225)  50.000%,
  rgb(103, 169, 207)  50.000%,
  rgb(103, 169, 207)  75.000%,
  rgb(  2, 129, 138)  75.000%,
  rgb(  2, 129, 138) 100.000%
);