plot.square(x='x', y='y', source=col4.square, color='black', size=20)
# Plot buckling lenghts
plot.line(x='x', y='y', source=col1.sk, color='#A2AD00', line_width=2)
plot.line(x='x', y='y', source=col2.sk, color='#A2AD00', line_width=2)
plot.line(x='x', y='y', source=col3.sk, color='#A2AD00', line_width=2)
plot.line(x='x', y='y', source=col4.sk, color='#A2AD00', line_width=2)

#Main plot properties:
plot.axis.visible = False
plot.grid.visible = False
plot.toolbar.logo = None
plot.outline_line_width = 1
plot.outline_line_alpha = 0.5
plot.outline_line_color = "Black"
plot.title.text_font_size = "18pt"
plot.width = 900

#Labels section:
# F and column name
labels1 = LatexLabelSet(x='x',
                        y='y',
                        text='name',
                        level='glyph',
                        x_offset=-20,
                        y_offset=0,
                        source=col1.labels,
                        render_mode='canvas')
labels2 = LatexLabelSet(x='x',
                        y='y',
                        text='name',
                        level='glyph',