/*
  cpt-city: cb/seq/GnBu_09 (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(247, 252, 240)   0.000%,
  rgb(247, 252, 240)  11.111%,
  rgb(224, 243, 219)  11.111%,
  rgb(224, 243, 219)  22.222%,
  rgb(204, 235, 197)  22.222%,
  rgb(204, 235, 197)  33.333%,
  rgb(168, 221, 181)  33.333%,
  rgb(168, 221, 181)  44.444%,
  rgb(123, 204, 196)  44.444%,
  rgb(123, 204, 196)  55.556%,
  rgb( 78, 179, 211)  55.556%,
  rgb( 78, 179, 211)  66.667%,
  rgb( 43, 140, 190)  66.667%,
  rgb( 43, 140, 190)  77.778%,
  rgb(  8, 104, 172)  77.778%,
  rgb(  8, 104, 172)  88.889%,
  rgb(  8,  64, 129)  88.889%,
  rgb(  8,  64, 129) 100.000%
);