System Settings/Application Appearance
|Configure the appearance of applications|
Widgets are the interface elements such as buttons, scroll bars, tabs and so on. Here you can choose and configure the widget style used for all KDE applications. You can also fine tune widget behaviour.
Here you can choose which color scheme to use on the desktop and in applications. You can also tweak the settings for individual elements.
Here you can choose which icon theme to use for your workspace, and how large you want them to be.
Configure which fonts you want to use in window bars, menus, and elsewhere.
GTK Styles and Fonts
Choose the style for GTK or GNOME applications running in your workspace, and the font they use.
Manage the emoticon theme used by your applications.