/*
  cpt-city: fme/feet/natural (cpt)

  Gradients taken from the source-code of drawmap, a cartographic
  package by Fred M. Erickson

  author: Fred M. Erickson
  copyright: GPLv2
  year: 2005
  url: https://phillips.shef.ac.uk/pub/cpt-city/fme/feet
*/
linear-gradient(
  0deg,
  rgb(190, 255, 175)   0.000%,
  rgb(195, 237, 165)   3.333%,
  rgb(200, 210, 156)   6.667%,
  rgb(205, 194, 147)  10.000%,
  rgb(210, 178, 138)  13.333%,
  rgb(215, 162, 129)  16.667%,
  rgb(220, 145, 120)  20.000%,
  rgb(207, 150, 135)  23.333%,
  rgb(193, 155, 150)  26.667%,
  rgb(179, 160, 165)  30.000%,
  rgb(165, 165, 180)  33.333%,
  rgb(210, 210, 255)  36.667%,
  rgb(232, 232, 255)  40.000%,
  rgb(255, 255, 255) 100.000%
);