/*
  cpt-city: ncl/hotcold_18lev (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( 24,  24, 112)   0.000%,
  rgb( 24,  24, 112)   5.556%,
  rgb( 16,  78, 139)   5.556%,
  rgb( 16,  78, 139)  11.111%,
  rgb( 23, 116, 205)  11.111%,
  rgb( 23, 116, 205)  16.667%,
  rgb( 72, 118, 255)  16.667%,
  rgb( 72, 118, 255)  22.222%,
  rgb( 91, 172, 237)  22.222%,
  rgb( 91, 172, 237)  27.778%,
  rgb(173, 215, 230)  27.778%,
  rgb(173, 215, 230)  33.333%,
  rgb(209, 237, 237)  33.333%,
  rgb(209, 237, 237)  38.889%,
  rgb(229, 239, 249)  38.889%,
  rgb(229, 239, 249)  44.444%,
  rgb(242, 255, 255)  44.444%,
  rgb(242, 255, 255)  50.000%,
  rgb(255, 255, 255)  50.000%,
  rgb(255, 255, 255)  55.556%,
  rgb(253, 245, 230)  55.556%,
  rgb(253, 245, 230)  61.111%,
  rgb(255, 228, 180)  61.111%,
  rgb(255, 228, 180)  66.667%,
  rgb(243, 164,  96)  66.667%,
  rgb(243, 164,  96)  72.222%,
  rgb(237, 118,   0)  72.222%,
  rgb(237, 118,   0)  77.778%,
  rgb(205, 102,  29)  77.778%,
  rgb(205, 102,  29)  83.333%,
  rgb(224,  49,  15)  83.333%,
  rgb(224,  49,  15)  88.889%,
  rgb(237,   0,   0)  88.889%,
  rgb(237,   0,   0)  94.444%,
  rgb(205,   0,   0)  94.444%,
  rgb(205,   0,   0) 100.000%
);