/*
  cpt-city: fme/feet/neutral (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(190, 244, 174)   3.333%,
  rgb(190, 233, 174)   6.667%,
  rgb(190, 222, 173)  10.000%,
  rgb(190, 211, 172)  13.333%,
  rgb(190, 200, 170)  16.667%,
  rgb(185, 187, 165)  20.000%,
  rgb(180, 174, 160)  23.333%,
  rgb(175, 162, 155)  26.667%,
  rgb(170, 150, 150)  30.000%,
  rgb(160, 160, 160)  33.333%,
  rgb(190, 190, 190)  36.667%,
  rgb(220, 220, 220)  40.000%,
  rgb(255, 255, 255) 100.000%
);