/*
  cpt-city: gacruxa/osse/osse-14 (svg)

  Gradients based on integer sequences and traditional Japanese
  colours, by US-based digital artist Gacruxa.

  author: Gacruxa
  copyright: CC BY 3.0
  year: 2014
  url: https://phillips.shef.ac.uk/pub/cpt-city/gacruxa/osse
*/
linear-gradient(
  0deg,
  rgb(201, 213, 221)   0.000%,
  rgb(199, 210, 217)  12.500%,
  rgb(197, 206, 212)  25.000%,
  rgb(193, 201, 206)  37.500%,
  rgb(190, 196, 200)  50.000%,
  rgb(187, 191, 194)  62.500%,
  rgb(183, 186, 188)  75.000%,
  rgb(181, 182, 183)  87.500%,
  rgb(179, 179, 179) 100.000%
);