class_docstr: Contains attributes and methods for modifying the aesthetic
  style of the chart.
docstr: Set plot width and height based on the layout
docstr_tok: ["Set","plot","width","and","height","based","on","the","layout"]
code: def _set_width_and_height(self, layout="slide_100%"):
      """Set plot width and height based on the layout"""
      self.plot_width = 960
      self.plot_height = 540
      height_multiplier, width_multiplier = 1.0, 1.0
  
      if layout == "slide_75%":
          height_multiplier = 1.0 * 0.8
          width_multiplier = 0.75 * 0.8
  
      elif layout == "slide_50%":
          height_multiplier = 1.0
          width_multiplier = 0.5
  
      elif layout == "slide_25%":
          height_multiplier = 0.5
          width_multiplier = 0.5
  
      self.plot_height = int(self.plot_height * height_multiplier)
      self.plot_width = int(self.plot_width * width_multiplier)
  
imports: from itertools import cycle
  import yaml
  import bokeh
  from bokeh.core.properties import value
  from chartify._core import colors
  from chartify._core.options import options
  from packaging import version
label_desc: Use image node_id 3 for calling the Style obj's underlying member method code with example usage: obj._set_width_and_height(layout) without return types