/*
  cpt-city: pd/astro/stratosphere_sunset (cpt)

  Gradients from photographs

  author: Piecrust Design
  copyright: Public domain
  year: 2007
  url: https://phillips.shef.ac.uk/pub/cpt-city/pd/astro
*/
linear-gradient(
  0deg,
  rgb(  1,  29,  67)   0.000%,
  rgb(  1,  30,  69)   1.720%,
  rgb(  1,  31,  70)   3.450%,
  rgb(  1,  32,  73)   5.170%,
  rgb(  1,  33,  75)   6.900%,
  rgb(  2,  35,  79)   8.620%,
  rgb(  2,  37,  83)  10.340%,
  rgb(  2,  38,  86)  12.070%,
  rgb(  2,  39,  89)  13.790%,
  rgb(  2,  40,  92)  15.520%,
  rgb(  1,  41,  95)  17.240%,
  rgb(  2,  43,  99)  18.970%,
  rgb(  2,  45, 104)  20.690%,
  rgb(  2,  49, 112)  22.410%,
  rgb(  2,  52, 120)  24.140%,
  rgb(  2,  58, 132)  25.860%,
  rgb(  2,  63, 144)  27.590%,
  rgb(  5,  75, 161)  29.310%,
  rgb(  8,  86, 178)  31.030%,
  rgb( 25,  99, 198)  32.760%,
  rgb( 41, 113, 218)  34.480%,
  rgb( 56, 120, 227)  36.210%,
  rgb( 72, 126, 236)  37.930%,
  rgb( 77, 128, 238)  39.660%,
  rgb( 83, 131, 241)  41.380%,
  rgb( 88, 133, 240)  43.100%,
  rgb( 94, 135, 239)  44.830%,
  rgb(103, 138, 236)  46.550%,
  rgb(113, 141, 232)  48.280%,
  rgb(119, 142, 222)  50.000%,
  rgb(125, 142, 213)  51.720%,
  rgb(150, 154, 203)  53.450%,
  rgb(176, 165, 194)  55.170%,
  rgb(207, 182, 191)  56.900%,
  rgb(237, 198, 188)  58.620%,
  rgb(225, 183, 170)  60.340%,
  rgb(213, 167, 152)  62.070%,
  rgb(199, 140, 113)  63.790%,
  rgb(185, 113,  73)  65.520%,
  rgb(209, 125,  59)  67.240%,
  rgb(234, 137,  44)  68.970%,
  rgb(242, 166,  53)  70.690%,
  rgb(250, 196,  62)  72.410%,
  rgb(242, 183,  54)  74.140%,
  rgb(234, 171,  45)  75.860%,
  rgb(236, 145,  32)  77.590%,
  rgb(237, 120,  19)  79.310%,
  rgb(242, 116,  17)  81.030%,
  rgb(247, 113,  14)  82.760%,
  rgb(208,  86,  11)  84.480%,
  rgb(168,  59,   8)  86.210%,
  rgb(120,  38,   8)  87.930%,
  rgb( 72,  16,   7)  89.660%,
  rgb( 54,  11,   6)  91.380%,
  rgb( 35,   7,   5)  93.100%,
  rgb( 33,   6,   4)  94.830%,
  rgb( 31,   5,   4)  96.550%,
  rgb( 29,   4,   4)  98.280%,
  rgb( 27,   4,   5) 100.000%
);