arch-config/config/walker/themes/default/keybind.xml

<?xml version="1.0" encoding="UTF-8"?>
<interface>
  <requires lib="gtk" version="4.0"></requires>
  <object class="GtkBox" id="Keybind">
    <style>
      <class name="keybind"></class>
    </style>
    <property name="orientation">vertical</property>
    <child>
      <object class="GtkButton" id="KeybindButton">
        <style>
          <class name="keybind-button"></class>
        </style>
        <child>
          <object class="GtkLabel" id="KeybindLabel">
            <style>
              <class name="keybind-label"></class>
            </style>
          </object>
        </child>
      </object>
    </child>
    <child>
      <object class="GtkLabel" id="KeybindBind">
        <property name="margin-top">5</property>
        <style>
          <class name="keybind-bind"></class>
        </style>
      </object>
    </child>
  </object>
</interface>