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diff --git a/src/components/button.style.js b/src/components/button.style.js
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+export default {
+  name: 'Button', // Name of the component
+  selector: '.button-default', // CSS selector/prefix
+  // outOfTreeSelector: '' // out-of-tree selector is used when other components are laid over it but it's not part of the tree, see Underlay component
+  // States, system witll calculate ALL possible combinations of those and prepend "normal" to them + standalone "normal" state
+  states: {
+    // States are a bit expensive - the amount of combinations generated is about (1/6)n^3+n, so adding more state increased number of combination by an order of magnitude!
+    // All states inherit from "normal" state, there is no other inheirtance, i.e. hover+disabled only inherits from "normal", not from hover nor disabled.
+    // However, cascading still works, so resulting state will be result of merging of all relevant states/variants
+    // normal: '' // normal state is implicitly added, it is always included
+    toggled: '.toggled',
+    pressed: ':active',
+    hover: ':hover:not(:disabled)',
+    focused: ':focus-within',
+    disabled: ':disabled'
+  },
+  // Variants are mutually exclusive, each component implicitly has "normal" variant, and all other variants inherit from it.
+  variants: {
+    // Variants save on computation time since adding new variant just adds one more "set".
+    // normal: '', // you can override normal variant, it will be appenended to the main class
+    danger: '.danger'
+    // Overall the compuation difficulty is N*((1/6)M^3+M) where M is number of distinct states and N is number of variants.
+    // This (currently) is further multipled by number of places where component can exist.
+  },
+  // This lists all other components that can possibly exist within one. Recursion is currently not supported (and probably won't be supported ever).
+  validInnerComponents: [
+    'Text',
+    'Icon'
+  ],
+  // Default rules, used as "default theme", essentially.
+  defaultRules: [
+    {
+      component: 'Root',
+      directives: {
+        '--defaultButtonHoverGlow': 'shadow | 0 0 4 --text',
+        '--defaultButtonShadow': 'shadow | 0 0 2 #000000',
+        '--defaultButtonBevel': 'shadow | $borderSide(#FFFFFF, top, 0.2) | $borderSide(#000000, bottom, 0.2)',
+        '--pressedButtonBevel': 'shadow | $borderSide(#FFFFFF, bottom, 0.2)| $borderSide(#000000, top, 0.2)'
+      }
+    },
+    {
+      // component: 'Button', // no need to specify components every time unless you're specifying how other component should look
+      // like within it
+      directives: {
+        background: '--fg',
+        shadow: ['--defaultButtonShadow', '--defaultButtonBevel'],
+        roundness: 3
+      }
+    },
+    {
+      state: ['hover'],
+      directives: {
+        shadow: ['--defaultButtonHoverGlow', '--defaultButtonBevel']
+      }
+    },
+    {
+      state: ['pressed'],
+      directives: {
+        shadow: ['--defaultButtonShadow', '--pressedButtonBevel']
+      }
+    },
+    {
+      state: ['hover', 'pressed'],
+      directives: {
+        shadow: ['--defaultButtonHoverGlow', '--pressedButtonBevel']
+      }
+    },
+    {
+      state: ['toggled'],
+      directives: {
+        background: '--inheritedBackground,-14.2',
+        shadow: ['--defaultButtonShadow', '--pressedButtonBevel']
+      }
+    },
+    {
+      state: ['toggled', 'hover'],
+      directives: {
+        background: '--inheritedBackground,-14.2',
+        shadow: ['--defaultButtonHoverGlow', '--pressedButtonBevel']
+      }
+    },
+    {
+      state: ['disabled'],
+      directives: {
+        background: '$blend(--inheritedBackground, 0.25, --parent)',
+        shadow: ['--defaultButtonBevel']
+      }
+    },
+    {
+      component: 'Text',
+      parent: {
+        component: 'Button',
+        state: ['disabled']
+      },
+      directives: {
+        textOpacity: 0.25,
+        textOpacityMode: 'blend'
+      }
+    }
+  ]
+}