/*
  cpt-city: ncl/sunshine_diff_12lev (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( 81,   9, 121)   0.000%,
  rgb( 81,   9, 121)   7.692%,
  rgb(149,  15, 223)   7.692%,
  rgb(149,  15, 223)  15.385%,
  rgb(183,  75, 243)  15.385%,
  rgb(183,  75, 243)  23.077%,
  rgb(203, 126, 246)  23.077%,
  rgb(203, 126, 246)  30.769%,
  rgb(225, 180, 250)  30.769%,
  rgb(225, 180, 250)  38.462%,
  rgb(236, 208, 252)  38.462%,
  rgb(236, 208, 252)  46.154%,
  rgb(255, 255, 255)  46.154%,
  rgb(255, 255, 255)  53.846%,
  rgb(255, 245, 204)  53.846%,
  rgb(255, 245, 204)  61.538%,
  rgb(255, 230, 112)  61.538%,
  rgb(255, 230, 112)  69.231%,
  rgb(255, 204,  51)  69.231%,
  rgb(255, 204,  51)  76.923%,
  rgb(255, 175,  51)  76.923%,
  rgb(255, 175,  51)  84.615%,
  rgb(255, 111,   0)  84.615%,
  rgb(255, 111,   0)  92.308%,
  rgb(230,  40,  30)  92.308%,
  rgb(230,  40,  30) 100.000%
);