/*
  cpt-city: wesson/OS_WAT_Mars (cpt)

  A colour-ramp for the 1:4,000,000 map of the Western Arabia
  Terra region on Mars by Christopher Wesson for the Ordnance
  Survey, Great Britain's mapping agency

  author: Christopher Wesson
  copyright: Open Government Licence v3.0
  year: 2016
  url: https://phillips.shef.ac.uk/pub/cpt-city/wesson
*/
linear-gradient(
  0deg,
  rgb(230, 243, 237)   0.000%,
  rgb(230, 243, 235)   2.236%,
  rgb(231, 242, 234)   4.483%,
  rgb(231, 242, 233)   6.730%,
  rgb(232, 242, 234)   8.977%,
  rgb(232, 242, 234)  11.224%,
  rgb(233, 243, 233)  13.471%,
  rgb(235, 244, 233)  15.718%,
  rgb(237, 245, 234)  17.965%,
  rgb(238, 245, 233)  20.211%,
  rgb(239, 245, 231)  22.458%,
  rgb(241, 246, 231)  24.705%,
  rgb(243, 245, 231)  26.952%,
  rgb(246, 247, 231)  29.199%,
  rgb(248, 247, 230)  31.446%,
  rgb(248, 247, 230)  33.693%,
  rgb(247, 247, 229)  35.940%,
  rgb(247, 247, 229)  38.187%,
  rgb(247, 247, 229)  40.433%,
  rgb(246, 246, 227)  42.680%,
  rgb(246, 243, 223)  44.927%,
  rgb(245, 240, 220)  47.174%,
  rgb(244, 238, 217)  49.421%,
  rgb(245, 236, 217)  51.668%,
  rgb(246, 234, 216)  53.915%,
  rgb(247, 232, 214)  56.162%,
  rgb(246, 227, 211)  58.409%,
  rgb(243, 222, 206)  60.656%,
  rgb(240, 217, 201)  62.902%,
  rgb(236, 212, 196)  65.149%,
  rgb(233, 209, 193)  67.396%,
  rgb(231, 205, 189)  69.643%,
  rgb(230, 203, 186)  71.890%,
  rgb(224, 195, 180)  74.137%,
  rgb(214, 185, 171)  76.384%,
  rgb(205, 175, 164)  78.631%,
  rgb(197, 166, 156)  80.877%,
  rgb(188, 158, 149)  83.124%,
  rgb(178, 148, 141)  85.371%,
  rgb(173, 147, 141)  87.618%,
  rgb(184, 162, 158)  89.865%,
  rgb(198, 177, 174)  92.112%,
  rgb(211, 192, 190)  94.359%,
  rgb(224, 207, 206)  96.606%,
  rgb(238, 223, 223)  98.853%,
  rgb(244, 232, 231) 100.000%
);