/*
  cpt-city: km/green-red-d15 (cpt)

  Diverging Color Maps for Scientific Visualization, Kenneth
  Moreland. ISVC '09: Proceedings of the 5th International
  Symposium on Advances in Visual Computing: Part II pp, 92-103

  author: Kenneth Moreland
  copyright: Public domain
  year: 2012
  url: https://phillips.shef.ac.uk/pub/cpt-city/km
*/
linear-gradient(
  0deg,
  rgb(  5, 126,   1)   0.000%,
  rgb(  5, 126,   1)   6.667%,
  rgb( 15, 122,   2)   6.667%,
  rgb( 15, 122,   2)  13.333%,
  rgb( 26, 118,   4)  13.333%,
  rgb( 26, 118,   4)  20.000%,
  rgb( 37, 114,   6)  20.000%,
  rgb( 37, 114,   6)  26.667%,
  rgb( 49, 110,   8)  26.667%,
  rgb( 49, 110,   8)  33.333%,
  rgb( 60, 106,   9)  33.333%,
  rgb( 60, 106,   9)  40.000%,
  rgb( 73, 101,  12)  40.000%,
  rgb( 73, 101,  12)  46.667%,
  rgb( 86,  97,  14)  46.667%,
  rgb( 86,  97,  14)  53.333%,
  rgb(100,  92,  16)  53.333%,
  rgb(100,  92,  16)  60.000%,
  rgb(114,  87,  19)  60.000%,
  rgb(114,  87,  19)  66.667%,
  rgb(127,  82,  21)  66.667%,
  rgb(127,  82,  21)  73.333%,
  rgb(142,  77,  23)  73.333%,
  rgb(142,  77,  23)  80.000%,
  rgb(158,  72,  26)  80.000%,
  rgb(158,  72,  26)  86.667%,
  rgb(174,  66,  29)  86.667%,
  rgb(174,  66,  29)  93.333%,
  rgb(190,  60,  32)  93.333%,
  rgb(190,  60,  32) 100.000%
);