/*
  cpt-city: fme/feet/textbook (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( 60, 255,  60)   0.000%,
  rgb(150, 255,  30)   3.333%,
  rgb(200, 255,   0)   6.667%,
  rgb(218, 225,  20)  10.000%,
  rgb(237, 205,  40)  13.333%,
  rgb(255, 185,  60)  16.667%,
  rgb(255, 145,  95)  20.000%,
  rgb(255, 125, 115)  23.333%,
  rgb(225, 138, 150)  26.667%,
  rgb(195, 152, 150)  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%
);