Fix indentation in docs

Author: adamwathan

docs/pages/index.mdx

@@ -39,25 +39,25 @@ Here is a list of the all of the available options, as well as their default val
     module.exports = {
       theme: {
         customForms: {
-        horizontalPadding: defaultTheme.spacing[3],
-        verticalPadding: defaultTheme.spacing[2],
-        lineHeight: defaultTheme.lineHeight.normal,
-        fontSize: defaultTheme.fontSize.base,
-        borderColor: defaultTheme.borderColor.default,
-        borderWidth: defaultTheme.borderWidth.default,
-        borderRadius: defaultTheme.borderRadius.default,
-        backgroundColor: defaultTheme.colors.white,
-        focusBorderColor: defaultTheme.colors.blue[400],
-        focusShadow: defaultTheme.boxShadow.outline,
-        boxShadow: defaultTheme.boxShadow.none,
-        checkboxSize: '1em',
-        radioSize: '1em',
-        checkboxIcon: \`<svg viewBox="0 0 16 16" fill="#fff" xmlns="http://www.w3.org/2000/svg"><path d="M5.707 7.293a1 1 0 0 0-1.414 1.414l2 2a1 1 0 0 0 1.414 0l4-4a1 1 0 0 0-1.414-1.414L7 8.586 5.707 7.293z"/></svg>\`,
-        radioIcon: \`<svg viewBox="0 0 16 16" fill="#fff" xmlns="http://www.w3.org/2000/svg"><circle cx="8" cy="8" r="3"/></svg>\`,
-        checkedColor: 'currentColor',
-        selectIcon: \`<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="${'${defaultTheme.colors.gray[500]}'}"><path d="M15.3 9.3a1 1 0 0 1 1.4 1.4l-4 4a1 1 0 0 1-1.4 0l-4-4a1 1 0 0 1 1.4-1.4l3.3 3.29 3.3-3.3z"/></svg>\`,
-        selectIconOffset: defaultTheme.spacing[2],
-        selectIconSize: '1.5em',
+          horizontalPadding: defaultTheme.spacing[3],
+          verticalPadding: defaultTheme.spacing[2],
+          lineHeight: defaultTheme.lineHeight.normal,
+          fontSize: defaultTheme.fontSize.base,
+          borderColor: defaultTheme.borderColor.default,
+          borderWidth: defaultTheme.borderWidth.default,
+          borderRadius: defaultTheme.borderRadius.default,
+          backgroundColor: defaultTheme.colors.white,
+          focusBorderColor: defaultTheme.colors.blue[400],
+          focusShadow: defaultTheme.boxShadow.outline,
+          boxShadow: defaultTheme.boxShadow.none,
+          checkboxSize: '1em',
+          radioSize: '1em',
+          checkboxIcon: \`<svg viewBox="0 0 16 16" fill="#fff" xmlns="http://www.w3.org/2000/svg"><path d="M5.707 7.293a1 1 0 0 0-1.414 1.414l2 2a1 1 0 0 0 1.414 0l4-4a1 1 0 0 0-1.414-1.414L7 8.586 5.707 7.293z"/></svg>\`,
+          radioIcon: \`<svg viewBox="0 0 16 16" fill="#fff" xmlns="http://www.w3.org/2000/svg"><circle cx="8" cy="8" r="3"/></svg>\`,
+          checkedColor: 'currentColor',
+          selectIcon: \`<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="${'${defaultTheme.colors.gray[500]}'}"><path d="M15.3 9.3a1 1 0 0 1 1.4 1.4l-4 4a1 1 0 0 1-1.4 0l-4-4a1 1 0 0 1 1.4-1.4l3.3 3.29 3.3-3.3z"/></svg>\`,
+          selectIconOffset: defaultTheme.spacing[2],
+          selectIconSize: '1.5em',
         }
       },
       plugins: [