/*
  cpt-city: ncl/hotcolr_19lev (cpt)

  Colour-tables from NCL (NCAR Command Language), an open-source
  interpreted language designed specifically for scientific data
  analysis and visualisation

  author: University Corporation for Atmospheric Research (UCAR)
  copyright: Custom open-source
  year: 2011
  url: https://phillips.shef.ac.uk/pub/cpt-city/ncl
*/
linear-gradient(
  0deg,
  rgb(  0,   0,  50)   0.000%,
  rgb(  0,   0,  50)   5.000%,
  rgb( 24,  24, 112)   5.000%,
  rgb( 24,  24, 112)  10.000%,
  rgb( 16,  78, 139)  10.000%,
  rgb( 16,  78, 139)  15.000%,
  rgb( 23, 116, 205)  15.000%,
  rgb( 23, 116, 205)  20.000%,
  rgb( 72, 118, 255)  20.000%,
  rgb( 72, 118, 255)  25.000%,
  rgb( 91, 172, 237)  25.000%,
  rgb( 91, 172, 237)  30.000%,
  rgb(173, 215, 230)  30.000%,
  rgb(173, 215, 230)  35.000%,
  rgb(209, 237, 237)  35.000%,
  rgb(209, 237, 237)  40.000%,
  rgb(229, 239, 249)  40.000%,
  rgb(229, 239, 249)  45.000%,
  rgb(242, 255, 255)  45.000%,
  rgb(242, 255, 255)  50.000%,
  rgb(253, 245, 230)  50.000%,
  rgb(253, 245, 230)  55.000%,
  rgb(255, 228, 180)  55.000%,
  rgb(255, 228, 180)  60.000%,
  rgb(243, 164,  96)  60.000%,
  rgb(243, 164,  96)  65.000%,
  rgb(237, 118,   0)  65.000%,
  rgb(237, 118,   0)  70.000%,
  rgb(205, 102,  29)  70.000%,
  rgb(205, 102,  29)  75.000%,
  rgb(224,  49,  15)  75.000%,
  rgb(224,  49,  15)  80.000%,
  rgb(237,   0,   0)  80.000%,
  rgb(237,   0,   0)  85.000%,
  rgb(205,   0,   0)  85.000%,
  rgb(205,   0,   0)  90.000%,
  rgb(139,   0,   0)  90.000%,
  rgb(139,   0,   0)  95.000%,
  rgb( 50,   0,   0)  95.000%,
  rgb( 50,   0,   0) 100.000%
);