/*
  cpt-city: pm/pm3d03 (cpt)

  Various gradients from Gnuplot: the original default pm3d
  colour gradient by Petr Mikulík from Masaryk University,
  nice rgb schemes listed in “help palette rgbformulae”
  and gradients from the pm3dcolors.dem demo script

  author: Petr Mikulik
  copyright: GPLv2
  year: 2006
  url: https://phillips.shef.ac.uk/pub/cpt-city/pm
*/
linear-gradient(
  0deg,
  rgb(  0, 255,   0)   0.000%,
  rgb(  0, 243,  12)   1.587%,
  rgb(  0, 231,  24)   3.175%,
  rgb(  0, 219,  36)   4.762%,
  rgb(  0, 206,  49)   6.349%,
  rgb(  0, 194,  61)   7.936%,
  rgb(  0, 182,  73)   9.524%,
  rgb(  0, 170,  85)  11.111%,
  rgb(  0, 158,  97)  12.698%,
  rgb(  0, 146, 109)  14.286%,
  rgb(  0, 134, 121)  15.873%,
  rgb(  0, 121, 134)  17.460%,
  rgb(  0, 109, 146)  19.048%,
  rgb(  0,  97, 158)  20.635%,
  rgb(  0,  85, 170)  22.222%,
  rgb(  0,  73, 182)  23.809%,
  rgb(  0,  61, 194)  25.397%,
  rgb(  0,  49, 206)  26.984%,
  rgb(  0,  36, 219)  28.571%,
  rgb(  0,  24, 231)  30.159%,
  rgb(  0,  12, 243)  31.746%,
  rgb(  0,   0, 255)  33.333%,
  rgb( 12,   0, 243)  34.921%,
  rgb( 24,   0, 231)  36.508%,
  rgb( 36,   0, 219)  38.095%,
  rgb( 49,   0, 206)  39.682%,
  rgb( 61,   0, 194)  41.270%,
  rgb( 73,   0, 182)  42.857%,
  rgb( 85,   0, 170)  44.444%,
  rgb( 97,   0, 158)  46.032%,
  rgb(109,   0, 146)  47.619%,
  rgb(121,   0, 134)  49.206%,
  rgb(134,   0, 121)  50.794%,
  rgb(146,   0, 109)  52.381%,
  rgb(158,   0,  97)  53.968%,
  rgb(170,   0,  85)  55.556%,
  rgb(182,   0,  73)  57.143%,
  rgb(194,   0,  61)  58.730%,
  rgb(206,   0,  49)  60.318%,
  rgb(219,   0,  36)  61.905%,
  rgb(231,   0,  24)  63.492%,
  rgb(243,   0,  12)  65.079%,
  rgb(255,   0,   0)  66.667%,
  rgb(255,   8,   0)  68.254%,
  rgb(255,  16,   0)  69.841%,
  rgb(255,  24,   0)  71.429%,
  rgb(255,  31,   0)  73.016%,
  rgb(255,  39,   0)  74.603%,
  rgb(255,  47,   0)  76.191%,
  rgb(255,  55,   0)  77.778%,
  rgb(255,  63,   0)  79.365%,
  rgb(255,  71,   0)  80.952%,
  rgb(255,  79,   0)  82.540%,
  rgb(255,  86,   0)  84.127%,
  rgb(255,  94,   0)  85.714%,
  rgb(255, 102,   0)  87.302%,
  rgb(255, 110,   0)  88.889%,
  rgb(255, 118,   0)  90.476%,
  rgb(255, 126,   0)  92.064%,
  rgb(255, 134,   0)  93.651%,
  rgb(255, 141,   0)  95.238%,
  rgb(255, 149,   0)  96.825%,
  rgb(255, 157,   0)  98.413%,
  rgb(255, 165,   0) 100.000%
);