finallythe label is made generally expandable and stretched by setting the pack expand and fill options we met in the last the label grows as the window does if you maximize this windowits black background fills the whole screen and the yellow message is centered in the middletry it in this scriptthe net effect of all these settings is that this label looks radically different from the ones we've been making so far it no longer follows the windows standard look-and-feelbut such conformance isn' always important for referencetkinter provides additional ways to customize appearance that are not used by this scriptbut which may appear in othersborder and relief bdn widget option can be used to set border widthand reliefs option can specify border styles can be flatsunkenraisedgroovesolidor ridge--all constants exported by the tkinter module cursor cursor option can be given to change the appearance of the mouse pointer when it moves over the widget for instancecursor='gumbychanges the pointer to gumby figure (the green kindother common cursor names used in this book include watchpencilcrossand hand state some widgets also support the notion of statewhich impacts their appearance for examplea state=disabled option will generally stipple (gray outa widget on screen and make it unresponsivenormal does not some widgets support readonly state as wellwhich displays normally but is unresponsive to changes padding extra space can be added around many widgets ( buttonslabelsand textwith the padxn and padyn options interestinglyyou can set these options both in pack calls (where it adds empty space around the widget in generaland in widget object itself (where it makes the widget largerto illustrate some of these extra settingsexample - configures the custom button captured in figure - and changes the mouse pointer when it is positioned above it example - pp \gui\tour\config-button py from tkinter import widget button(text='spam'padx= pady= widget pack(padx= pady= widget config(cursor='gumby'widget config(bd= relief=raisedwidget config(bg='dark green'fg='white'widget config(font=('helvetica' 'underline italic')mainloop( tkinter tourpart