diff --git a/src/guides/v2.3/graphql/mutations/add-bundle-products.md b/src/guides/v2.3/graphql/mutations/add-bundle-products.md
index b9de649a63e..1ffc7265f82 100644
--- a/src/guides/v2.3/graphql/mutations/add-bundle-products.md
+++ b/src/guides/v2.3/graphql/mutations/add-bundle-products.md
@@ -9,7 +9,15 @@ Use the `addBundleProductsToCart` mutation to add bundle products to a specific
 
 ## Syntax
 
-`mutation: {addBundleProductsToCart(input: AddBundleProductsToCartInput): {AddBundleProductsToCartOutput}}`
+```graphql
+mutation {
+  addBundleProductsToCart(
+    input: AddBundleProductsToCartInput
+  ) {
+    AddBundleProductsToCartOutput
+  }
+}
+```
 
 ## Example usage
 
diff --git a/src/guides/v2.3/graphql/mutations/add-configurable-products.md b/src/guides/v2.3/graphql/mutations/add-configurable-products.md
index d8a6fe7f369..326c09561b3 100644
--- a/src/guides/v2.3/graphql/mutations/add-configurable-products.md
+++ b/src/guides/v2.3/graphql/mutations/add-configurable-products.md
@@ -7,7 +7,15 @@ Use the `addConfigurableProductsToCart` mutation to add configurable products to
 
 ## Syntax
 
-`mutation: {addConfigurableProductsToCart(input: AddConfigurableProductsToCartInput) {AddConfigurableProductsToCartOutput}}`
+```graphql
+mutation {
+  addConfigurableProductsToCart(
+    input: AddConfigurableProductsToCartInput
+  ) {
+    AddConfigurableProductsToCartOutput
+  }
+}
+```
 
 ## Example usage
 
diff --git a/src/guides/v2.3/graphql/mutations/add-downloadable-products.md b/src/guides/v2.3/graphql/mutations/add-downloadable-products.md
index 7162f5023ba..e230661c91f 100644
--- a/src/guides/v2.3/graphql/mutations/add-downloadable-products.md
+++ b/src/guides/v2.3/graphql/mutations/add-downloadable-products.md
@@ -10,12 +10,12 @@ A downloadable product can be anything that you can deliver as a file, such as a
 ## Syntax
 
 ```graphql
-mutation: {
-    addDownloadableProductsToCart(
-        input: AddDownloadableProductsToCartInput
-    ): {
-        AddDownloadableProductsToCartOutput
-    }
+mutation {
+  addDownloadableProductsToCart(
+    input: AddDownloadableProductsToCartInput
+  ) {
+    AddDownloadableProductsToCartOutput
+  }
 }
 ```
 
@@ -74,7 +74,7 @@ mutation {
 
 **Response:**
 
-```text
+```json
 {
   "data": {
     "addDownloadableProductsToCart": {
@@ -160,7 +160,7 @@ mutation {
 
 **Response:**
 
-```text
+```json
 {
   "data": {
     "addDownloadableProductsToCart": {
diff --git a/src/guides/v2.3/graphql/mutations/add-simple-products.md b/src/guides/v2.3/graphql/mutations/add-simple-products.md
index 81089ad5f4e..044dea34e0f 100644
--- a/src/guides/v2.3/graphql/mutations/add-simple-products.md
+++ b/src/guides/v2.3/graphql/mutations/add-simple-products.md
@@ -13,7 +13,15 @@ To add a simple or grouped product to a cart, you must provide the cart ID, the
 
 ## Syntax
 
-`mutation: {addSimpleProductsToCart(input: AddSimpleProductsToCartInput): {AddSimpleProductsToCartOutput}}`
+```graphql
+mutation {
+  addSimpleProductsToCart(
+    input: AddSimpleProductsToCartInput
+  ) {
+    AddSimpleProductsToCartOutput
+  }
+}
+```
 
 ## Example usage
 
@@ -124,7 +132,7 @@ mutation {
 
 **Response:**
 
-```text
+```json
 {
   "data": {
     "addSimpleProductsToCart": {
diff --git a/src/guides/v2.3/graphql/mutations/add-virtual-products.md b/src/guides/v2.3/graphql/mutations/add-virtual-products.md
index b9d23c64345..1d9f074efc3 100644
--- a/src/guides/v2.3/graphql/mutations/add-virtual-products.md
+++ b/src/guides/v2.3/graphql/mutations/add-virtual-products.md
@@ -11,7 +11,15 @@ The `addVirtualProductsToCart` mutation allows you to add multiple virtual produ
 
 ## Syntax
 
-`mutation: {addVirtualProductsToCart(input: AddVirtualProductsToCartInput): {AddVirtualProductsToCartOutput}}`
+```graphql
+mutation {
+  addVirtualProductsToCart(
+    input: AddVirtualProductsToCartInput
+  ) {
+    AddVirtualProductsToCartOutput
+  }
+}
+```
 
 ## Example usage
 
@@ -19,8 +27,7 @@ The Luma sample data does not include any virtual products. The following exampl
 
 **Request:**
 
-```text
-
+```graphql
 mutation {
   addVirtualProductsToCart(
     input: {
diff --git a/src/guides/v2.3/graphql/mutations/apply-coupon.md b/src/guides/v2.3/graphql/mutations/apply-coupon.md
index 5c7a0a12b1c..eb2f2ff662c 100644
--- a/src/guides/v2.3/graphql/mutations/apply-coupon.md
+++ b/src/guides/v2.3/graphql/mutations/apply-coupon.md
@@ -9,7 +9,15 @@ The `applyCouponToCart` mutation applies a pre-defined coupon code to the specif
 
 ## Syntax
 
-`mutation: {applyCouponToCart(input: ApplyCouponToCartInput) {ApplyCouponToCartOutput}}`
+```graphql
+mutation {
+  applyCouponToCart(
+    input: ApplyCouponToCartInput
+  ) {
+    ApplyCouponToCartOutput
+  }
+}
+```
 
 ## Example usage
 
@@ -17,7 +25,7 @@ The following example applies the coupon code `H2O` to the cart. For this coupon
 
 **Request:**
 
-``` text
+```graphql
 mutation {
   applyCouponToCart(
     input: {
diff --git a/src/guides/v2.3/graphql/mutations/apply-giftcard.md b/src/guides/v2.3/graphql/mutations/apply-giftcard.md
index 8b862ef99f8..34b56fe0767 100644
--- a/src/guides/v2.3/graphql/mutations/apply-giftcard.md
+++ b/src/guides/v2.3/graphql/mutations/apply-giftcard.md
@@ -10,7 +10,15 @@ The `applyGiftCardToCart` mutation applies a pre-defined gift card code to the s
 
 ## Syntax
 
- `mutation: applyGiftCardToCart(input: ApplyGiftCardToCartInput): ApplyGiftCardToCartOutput`
+```graphql
+mutation {
+  applyGiftCardToCart(
+    input: ApplyGiftCardToCartInput
+  ) {
+    ApplyGiftCardToCartOutput
+  }
+}
+```
 
 ## Example usage
 
diff --git a/src/guides/v2.3/graphql/mutations/apply-store-credit.md b/src/guides/v2.3/graphql/mutations/apply-store-credit.md
index 7bc102b7628..5b2645a56d0 100644
--- a/src/guides/v2.3/graphql/mutations/apply-store-credit.md
+++ b/src/guides/v2.3/graphql/mutations/apply-store-credit.md
@@ -15,7 +15,15 @@ If the amount of available store credit equals or exceeds the grand total of the
 
 ## Syntax
 
-`mutation: {applyStoreCreditToCart(input: ApplyStoreCreditToCartInput): {ApplyStoreCreditToCartOutput}}`
+```graphql
+mutation {
+  applyStoreCreditToCart(
+    input: ApplyStoreCreditToCartInput
+  ) {
+    ApplyStoreCreditToCartOutput
+  }
+}
+```
 
 ## Example usage
 
diff --git a/src/guides/v2.3/graphql/mutations/change-customer-password.md b/src/guides/v2.3/graphql/mutations/change-customer-password.md
index 6188bfe0d1d..d11627f5d9b 100644
--- a/src/guides/v2.3/graphql/mutations/change-customer-password.md
+++ b/src/guides/v2.3/graphql/mutations/change-customer-password.md
@@ -9,7 +9,16 @@ To return or modify information about a customer, Magento recommends you use cus
 
 ## Syntax
 
-`mutation: {changeCustomerPassword(currentPassword: String! newPassword: String!) {Customer}}`
+```graphql
+mutation {
+  changeCustomerPassword(
+    currentPassword: String!
+    newPassword: String!
+  ) {
+    Customer
+  }
+}
+```
 
 ## Example usage
 
diff --git a/src/guides/v2.3/graphql/mutations/create-braintree-client-token.md b/src/guides/v2.3/graphql/mutations/create-braintree-client-token.md
index 712acace62b..07b6fc38407 100644
--- a/src/guides/v2.3/graphql/mutations/create-braintree-client-token.md
+++ b/src/guides/v2.3/graphql/mutations/create-braintree-client-token.md
@@ -9,7 +9,13 @@ The `createBraintreeClientToken` mutation creates the client token for Braintree
 
 ## Syntax
 
-`mutation: {createBraintreeClientToken}: String`
+```graphql
+mutation {
+  createBraintreeClientToken {
+    String
+  }
+}
+```
 
 ## Example usage
 
@@ -26,7 +32,7 @@ mutation {
 ```json
 {
   "data": {
-    "createBraintreeClientToken": "4JQaNVJokOpFxrykGVvYrjhiNv9qt31C"}
+    "createBraintreeClientToken": "4JQaNVJokOpFxrykGVvYrjhiNv9qt31C"
   }
 }
 ```
diff --git a/src/guides/v2.3/graphql/mutations/create-customer-address.md b/src/guides/v2.3/graphql/mutations/create-customer-address.md
index 2551cb2820c..2837267a59d 100644
--- a/src/guides/v2.3/graphql/mutations/create-customer-address.md
+++ b/src/guides/v2.3/graphql/mutations/create-customer-address.md
@@ -9,7 +9,15 @@ To return or modify information about a customer, Magento recommends you use cus
 
 ## Syntax
 
-`mutation: {createCustomerAddress(input: CustomerAddressInput!) {CustomerAddress}}`
+```graphql
+mutation {
+  createCustomerAddress(
+    input: CustomerAddressInput!
+  ) {
+    CustomerAddress
+  }
+}
+```
 
 ## Example usage
 
diff --git a/src/guides/v2.3/graphql/mutations/create-customer.md b/src/guides/v2.3/graphql/mutations/create-customer.md
index 8bb7aeacf76..a5ad0bbea5e 100644
--- a/src/guides/v2.3/graphql/mutations/create-customer.md
+++ b/src/guides/v2.3/graphql/mutations/create-customer.md
@@ -9,7 +9,15 @@ To return or modify information about a customer, Magento recommends you use cus
 
 ## Syntax
 
-`mutation: {createCustomer(input: CustomerInput!) {CustomerOutput}}`
+```graphql
+mutation {
+  createCustomer(
+    input: CustomerInput!
+  ) {
+    CustomerOutput
+  }
+}
+```
 
 ## Example usage
 
diff --git a/src/guides/v2.3/graphql/mutations/create-empty-cart.md b/src/guides/v2.3/graphql/mutations/create-empty-cart.md
index 180647c0431..4f8bb49c3eb 100644
--- a/src/guides/v2.3/graphql/mutations/create-empty-cart.md
+++ b/src/guides/v2.3/graphql/mutations/create-empty-cart.md
@@ -11,7 +11,13 @@ If you are creating a cart for a logged in customer, you must include the custom
 
 ## Syntax
 
-`mutation: {createEmptyCart}: String`
+```graphql
+mutation {
+  createEmptyCart {
+    String
+  }
+}
+```
 
 ## Example usage
 
@@ -32,7 +38,7 @@ The response is the cart ID, which is sometimes called the quote ID. The remaini
 ```json
 {
   "data": {
-    "createEmptyCart": "4JQaNVJokOpFxrykGVvYrjhiNv9qt31C"}
+    "createEmptyCart": "4JQaNVJokOpFxrykGVvYrjhiNv9qt31C"
   }
 }
 ```
@@ -43,10 +49,13 @@ You can also create an empty cart with a specified `cart_id`.
 
 **Request:**
 
-``` text
+```graphql
 mutation {
-  createEmptyCart(input:
-     { cart_id: "x2345678901234567890123456789012"})
+  createEmptyCart(
+    input: {
+      cart_id: "x2345678901234567890123456789012"
+    }
+  )
 }
 ```
 
diff --git a/src/guides/v2.3/graphql/mutations/create-payflow-pro-token.md b/src/guides/v2.3/graphql/mutations/create-payflow-pro-token.md
index 08880f815b5..e5d812b1afb 100644
--- a/src/guides/v2.3/graphql/mutations/create-payflow-pro-token.md
+++ b/src/guides/v2.3/graphql/mutations/create-payflow-pro-token.md
@@ -9,7 +9,15 @@ See [Paypal Payflow Pro payment method]({{page.baseurl}}/graphql/payment-methods
 
 ## Syntax
 
-`createPayflowProToken(input: PayflowProTokenInput): CreatePayflowProTokenOutput`
+```graphql
+mutation {
+  createPayflowProToken(
+    input: PayflowProTokenInput
+  ) {
+    CreatePayflowProTokenOutput
+  }
+}
+```
 
 ## Example usage
 
diff --git a/src/guides/v2.3/graphql/mutations/create-paypal-express-token.md b/src/guides/v2.3/graphql/mutations/create-paypal-express-token.md
index f07e0487363..19df72287b4 100644
--- a/src/guides/v2.3/graphql/mutations/create-paypal-express-token.md
+++ b/src/guides/v2.3/graphql/mutations/create-paypal-express-token.md
@@ -13,7 +13,15 @@ The input includes the cart ID, the payment method code, and a set of URLs that
 
 ## Syntax
 
-`mutation: {createPaypalExpressToken(input: PaypalExpressTokenInput!): {PaypalExpressTokenOutput}}`
+```graphql
+mutation {
+  createPaypalExpressToken(
+    input: PaypalExpressTokenInput!
+  ) {
+    PaypalExpressTokenOutput
+  }
+}
+```
 
 ## Example usage
 
@@ -21,24 +29,23 @@ The input includes the cart ID, the payment method code, and a set of URLs that
 
 ```graphql
 mutation {
-    createPaypalExpressToken(
-        input: {
-            cart_id: "rMQdWEecBZr4SVWZwj2AF6y0dNCKQ8uH"
-            code: "paypal_express"
-            express_button: true
-            urls: {
-                return_url: "paypal/action/return.html"
-                cancel_url: "paypal/action/cancel.html"
-            }
-        }
-    )
-    {
-        token
-        paypal_urls{
-            start
-            edit
-        }
+  createPaypalExpressToken(
+    input: {
+      cart_id: "rMQdWEecBZr4SVWZwj2AF6y0dNCKQ8uH"
+      code: "paypal_express"
+      express_button: true
+      urls: {
+        return_url: "paypal/action/return.html"
+        cancel_url: "paypal/action/cancel.html"
+      }
     }
+  ) {
+    token
+    paypal_urls {
+      start
+      edit
+    }
+  }
 }
 ```
 
@@ -48,9 +55,9 @@ mutation {
 {
   "data": {
     "createPaypalExpressToken": {
-      "token": "<PayPal_Token>"
+      "token": "<PayPal_Token>",
       "paypal_urls": {
-        "start": "https://www.sandbox.paypal.com/checkoutnow?token=<PayPal_Token>"
+        "start": "https://www.sandbox.paypal.com/checkoutnow?token=<PayPal_Token>",
         "edit": "https://www.sandbox.paypal.com/cgi-bin/webscr?cmd=_express-checkout&useraction=continue&token=<PayPal_Token>"
       }
     }
diff --git a/src/guides/v2.3/graphql/mutations/delete-customer-address.md b/src/guides/v2.3/graphql/mutations/delete-customer-address.md
index f982b70515c..15dc4c569ee 100644
--- a/src/guides/v2.3/graphql/mutations/delete-customer-address.md
+++ b/src/guides/v2.3/graphql/mutations/delete-customer-address.md
@@ -9,7 +9,15 @@ To return or modify information about a customer, Magento recommends you use cus
 
 ## Syntax
 
-`mutation: {deleteCustomerAddress(id: Int!) {Boolean}}`
+```graphql
+mutation {
+  deleteCustomerAddress(
+    id: Int!
+  ) {
+    Boolean
+  }
+}
+```
 
 ## Example usage
 
diff --git a/src/guides/v2.3/graphql/mutations/delete-payment-token.md b/src/guides/v2.3/graphql/mutations/delete-payment-token.md
index dd62c70a93c..912c46a2dba 100644
--- a/src/guides/v2.3/graphql/mutations/delete-payment-token.md
+++ b/src/guides/v2.3/graphql/mutations/delete-payment-token.md
@@ -10,7 +10,15 @@ You must specify the customer's authorization token in the header of the call.
 
 ## Syntax
 
-`mutation: {deletePaymentToken(public_hash) {DeletePaymentTokenOutput}}`
+```graphql
+mutation {
+  deletePaymentToken(
+    public_hash: String!
+  ) {
+    DeletePaymentTokenOutput
+  }
+}
+```
 
 ## Example usage
 
@@ -34,7 +42,6 @@ mutation {
     }
   }
 }
-
 ```
 
 **Response:**
diff --git a/src/guides/v2.3/graphql/mutations/generate-customer-token.md b/src/guides/v2.3/graphql/mutations/generate-customer-token.md
index ca05f83f319..fe634a936b1 100644
--- a/src/guides/v2.3/graphql/mutations/generate-customer-token.md
+++ b/src/guides/v2.3/graphql/mutations/generate-customer-token.md
@@ -9,7 +9,16 @@ To return or modify information about a customer, Magento recommends you use cus
 
 ## Syntax
 
-`mutation: {generateCustomerToken(email: String!password: String!) {CustomerToken}}`
+```graphql
+mutation {
+  generateCustomerToken(
+    email: String!
+    password: String!
+  ) {
+    CustomerToken
+  }
+}
+```
 
 ## Example usage
 
diff --git a/src/guides/v2.3/graphql/mutations/handle-payflow-pro-response.md b/src/guides/v2.3/graphql/mutations/handle-payflow-pro-response.md
index 25bd4bf87cd..ca3540b8159 100644
--- a/src/guides/v2.3/graphql/mutations/handle-payflow-pro-response.md
+++ b/src/guides/v2.3/graphql/mutations/handle-payflow-pro-response.md
@@ -22,7 +22,15 @@ See [Paypal Payflow Pro payment method]({{page.baseurl}}/graphql/payment-methods
 
 ## Syntax
 
-`handlePayflowProResponse(input: PayflowProResponseInput!): PayflowProResponseOutput`
+```graphql
+mutation {
+  handlePayflowProResponse(
+    input: PayflowProResponseInput!
+  ) {
+    PayflowProResponseOutput
+  }
+}
+```
 
 ## Example usage
 
@@ -37,7 +45,7 @@ mutation {
       cart_id: "Po1WkfK7d3vZE0qga610NwJIbxgqllpt"
       paypal_payload: "$payload"
     }
-  ){
+  ) {
     cart {
       selected_payment_method {
         code
diff --git a/src/guides/v2.3/graphql/mutations/index.md b/src/guides/v2.3/graphql/mutations/index.md
index 89284b173c6..33c99e47ef7 100644
--- a/src/guides/v2.3/graphql/mutations/index.md
+++ b/src/guides/v2.3/graphql/mutations/index.md
@@ -19,11 +19,13 @@ A mutation contains the following elements:
 
 The following example shows the structure of the `createCustomer` mutation:
 
-```text
-mutation myCreateCustomer{
-    createCustomer(
-        input: CustomerInput!): CustomerOutput
-    }
+```graphql
+mutation myCreateCustomer {
+  createCustomer(
+    input: CustomerInput!
+  ) {
+    CustomerOutput
+  }
 }
 ```
 
@@ -31,21 +33,20 @@ In this example, `myCreateCustomer` identifies your implementation.  `CustomerIn
 
 Now let's take a look at a fully-defined mutation. This time, we'll specify the minimum fields needed as input to create a customer (`firstname`, `lastname`, `email`, and `password`). We could include the same fields in the output, but GraphQL allows you to return only the data you need, which is the customer `email`.
 
-```text
-mutation myCreateCustomerNoVariables{
-    createCustomer(
-        input: {
-            firstname: "Melanie"
-            lastname: "Shaw"
-            email: "mshaw@example.com"
-            password: "Password1"
-        }
-    )
-    {
-        customer {
-            email
-        }
+```graphql
+mutation myCreateCustomerNoVariables {
+  createCustomer(
+    input: {
+      firstname: "Melanie"
+      lastname: "Shaw"
+      email: "mshaw@example.com"
+      password: "Password1"
+    }
+  ) {
+    customer {
+      email
     }
+  }
 }
 ```
 
@@ -54,12 +55,12 @@ The mutation returns the customer email:
 ```json
 {
   "data": {
-      "createCustomer": {
-          "customer": {
-              "email" : "mshaw@example.com"
-            }
-        }
+    "createCustomer": {
+      "customer": {
+        "email" : "mshaw@example.com"
+      }
     }
+  }
 }
 ```
 
@@ -67,15 +68,14 @@ The mutation returns the customer email:
 
 A mutation can require either an object as input (as shown above) or one or more scalar values. When specifying an object, you must include the `input: {}` keyword. When the mutation requires scalar values, specify the field name and value, as shown below:
 
-```text
-mutation myGenerateCustomerToken{
-    generateCustomerToken(
-        email: "mshaw@example.com"
-        password: "Password1"
-    )
-    {
-        token
-    }
+```graphql
+mutation myGenerateCustomerToken {
+  generateCustomerToken(
+    email: "mshaw@example.com"
+    password: "Password1"
+  ) {
+    token
+  }
 }
 ```
 
@@ -89,16 +89,15 @@ Specifying variables in a mutation can help increase code re-use. Consider the f
 
 The following example declares the `$CustomerInput` variable. It is referenced in the `input` statement.
 
-```text
-mutation myCreateCustomerWithVariables($CustomerInput: CustomerInput!){
-    createCustomer(
-        input: $CustomerInput
-    )
-    {
-        customer {
-            email
-        }
+```graphql
+mutation myCreateCustomerWithVariables($CustomerInput: CustomerInput!) {
+  createCustomer(
+    input: $CustomerInput
+  ) {
+    customer {
+      email
     }
+  }
 }
 ```
 
@@ -106,30 +105,29 @@ The `$CustomerInput` variable is defined as a JSON object:
 
 ```json
 {
-"CustomerInput": {
+  "CustomerInput": {
     "firstname": "Melanie",
     "lastname": "Shaw",
     "email": "mshaw@example.com",
     "password": "Password1"
-   }
+  }
 }
 ```
 
 This example updates the customer's email using two scalar variables (`$email`, `$password`).
 
-```text
-mutation myUpdateCustomer($email: String!, $password: String!){
-    updateCustomer(
-        input: {
-            email: $email
-            password: $password
-        }
-    )
-    {
-        customer {
-            email
-        }
+```graphql
+mutation myUpdateCustomer($email: String!, $password: String!) {
+  updateCustomer(
+    input: {
+      email: $email
+      password: $password
     }
+  ) {
+    customer {
+      email
+    }
+  }
 }
 ```
 
@@ -137,7 +135,7 @@ The variables are defined separately.
 
 ```json
 {
-    "email": "melanie.shaw@example.com",
-    "password": "Password1"
+  "email": "melanie.shaw@example.com",
+  "password": "Password1"
 }
 ```
diff --git a/src/guides/v2.3/graphql/mutations/merge-carts.md b/src/guides/v2.3/graphql/mutations/merge-carts.md
index 44f45647849..99a4c9b9ce6 100644
--- a/src/guides/v2.3/graphql/mutations/merge-carts.md
+++ b/src/guides/v2.3/graphql/mutations/merge-carts.md
@@ -11,7 +11,16 @@ Use the [`customerCart` query]({{page.baseurl}}/graphql/queries/customer-cart.ht
 
 ## Syntax
 
-`mergeCarts(source_cart_id: String!, destination_cart_id: String!): Cart!`
+```graphql
+mutation {
+  mergeCarts(
+    source_cart_id: String!
+    destination_cart_id: String!
+  ) {
+    Cart!
+  }
+}
+```
 
 ## Example usage
 
diff --git a/src/guides/v2.3/graphql/mutations/place-order.md b/src/guides/v2.3/graphql/mutations/place-order.md
index bdef96b4d96..391f33fff60 100644
--- a/src/guides/v2.3/graphql/mutations/place-order.md
+++ b/src/guides/v2.3/graphql/mutations/place-order.md
@@ -19,13 +19,21 @@ Perform the following actions before using the `placeOrder` mutation:
 
 ## Syntax
 
-`mutation: {placeOrder(input: PlaceOrderInput): {PlaceOrderOutput}}`
+```graphql
+mutation {
+  placeOrder(
+    input: PlaceOrderInput
+  ) {
+    PlaceOrderOutput
+  }
+}
+```
 
 ## Example usage
 
 **Request:**
 
-``` text
+```graphql
 mutation {
   placeOrder(
     input: {
diff --git a/src/guides/v2.3/graphql/mutations/redeem-giftcard-balance.md b/src/guides/v2.3/graphql/mutations/redeem-giftcard-balance.md
index a34e2b23999..6f1edb5d568 100644
--- a/src/guides/v2.3/graphql/mutations/redeem-giftcard-balance.md
+++ b/src/guides/v2.3/graphql/mutations/redeem-giftcard-balance.md
@@ -11,7 +11,15 @@ Run this mutation on behalf of logged-in customers only. [Authorization tokens](
 
 ## Syntax
 
- `mutation: redeemGiftCardBalanceAsStoreCredit(input: GiftCardAccountInput): GiftCardAccount`
+```graphql
+mutation {
+  redeemGiftCardBalanceAsStoreCredit(
+    input: GiftCardAccountInput
+  ) {
+    GiftCardAccount
+  }
+}
+```
 
 ## Example usage
 
@@ -22,7 +30,9 @@ The following example redeems the gift card with code `“056MHP57TJ5C”`.
 ```graphql
 mutation {
   redeemGiftCardBalanceAsStoreCredit(
-    input : { gift_card_code: “056MHP57TJ5C”}
+    input: {
+      gift_card_code: "056MHP57TJ5C"
+    }
   ) {
     balance {
       currency
diff --git a/src/guides/v2.3/graphql/mutations/remove-coupon.md b/src/guides/v2.3/graphql/mutations/remove-coupon.md
index 1bd814b258d..1ac36411dfa 100644
--- a/src/guides/v2.3/graphql/mutations/remove-coupon.md
+++ b/src/guides/v2.3/graphql/mutations/remove-coupon.md
@@ -9,7 +9,15 @@ The `removeCouponFromCart` mutation removes a previously-applied coupon from the
 
 ## Syntax
 
-`mutation: {removeCouponFromCart(input: RemoveCouponFromCartInput)  {RemoveCouponFromCartOutput}}`
+```graphql
+mutation {
+  removeCouponFromCart(
+    input: RemoveCouponFromCartInput
+  ) {
+    RemoveCouponFromCartOutput
+  }
+}
+```
 
 ## Example usage
 
@@ -17,12 +25,13 @@ The following example removes a coupon from the cart.
 
 **Request:**
 
-``` text
+```graphql
 mutation {
   removeCouponFromCart(
-    input:
-      { cart_id: "IeTUiU0oCXjm0uRqGCOuhQ2AuQatogjG" }
-    ) {
+    input: {
+      cart_id: "IeTUiU0oCXjm0uRqGCOuhQ2AuQatogjG"
+    }
+  ) {
     cart {
       items {
         product {
@@ -34,7 +43,7 @@ mutation {
         code
       }
       prices {
-        grand_total{
+        grand_total {
           value
           currency
         }
diff --git a/src/guides/v2.3/graphql/mutations/remove-giftcard.md b/src/guides/v2.3/graphql/mutations/remove-giftcard.md
index e7063fb6301..7de37e952bf 100644
--- a/src/guides/v2.3/graphql/mutations/remove-giftcard.md
+++ b/src/guides/v2.3/graphql/mutations/remove-giftcard.md
@@ -8,7 +8,15 @@ The `removeGiftCardFromCart` mutation removes a previously-applied gift card fro
 
 ## Syntax
 
- `mutation: removeGiftCardFromCart(input: RemoveGiftCardFromCartInput): RemoveGiftCardFromCartOutput`
+```graphql
+mutation {
+  removeGiftCardFromCart(
+    input: RemoveGiftCardFromCartInput
+  ) {
+    RemoveGiftCardFromCartOutput
+  }
+}
+```
 
 ## Example usage
 
@@ -16,7 +24,7 @@ The `removeGiftCardFromCart` mutation removes a previously-applied gift card fro
 
 **Request:**
 
- ``` text
+```graphql
 mutation {
   removeGiftCardFromCart(
     input: {
@@ -35,7 +43,7 @@ mutation {
 
 **Response:**
 
- ```json
+```json
 {
   "data": {
     "removeGiftCardFromCart": {
diff --git a/src/guides/v2.3/graphql/mutations/remove-item.md b/src/guides/v2.3/graphql/mutations/remove-item.md
index 19e7d06c37e..fa93ec6bb2d 100644
--- a/src/guides/v2.3/graphql/mutations/remove-item.md
+++ b/src/guides/v2.3/graphql/mutations/remove-item.md
@@ -9,7 +9,15 @@ The `removeItemFromCart` mutation deletes the entire quantity of a specified ite
 
 ## Syntax
 
-`mutation: {removeItemFromCart(input: RemoveItemFromCartInput): {RemoveItemFromCartOutput}}`
+```graphql
+mutation {
+  removeItemFromCart(
+    input: RemoveItemFromCartInput
+  ) {
+    RemoveItemFromCartOutput
+  }
+}
+```
 
 ## Example usage
 
@@ -24,24 +32,23 @@ mutation {
       cart_id: "IeTUiU0oCXjm0uRqGCOuhQ2AuQatogjG",
       cart_item_id: 14
     }
-  )
- {
-  cart {
-    items {
-      id
-      product {
-        name
+  ) {
+    cart {
+      items {
+        id
+        product {
+          name
+        }
+        quantity
       }
-      quantity
-    }
-    prices {
-      grand_total{
-        value
-        currency
+      prices {
+        grand_total {
+          value
+          currency
+        }
       }
     }
   }
- }
 }
 ```
 
diff --git a/src/guides/v2.3/graphql/mutations/remove-store-credit.md b/src/guides/v2.3/graphql/mutations/remove-store-credit.md
index 3358dcf752b..6f59bfa570d 100644
--- a/src/guides/v2.3/graphql/mutations/remove-store-credit.md
+++ b/src/guides/v2.3/graphql/mutations/remove-store-credit.md
@@ -10,7 +10,15 @@ Store credit must be enabled on the store to run this mutation.
 
 ## Syntax
 
-`mutation: {RemoveStoreCreditFromCart(input: RemoveStoreCreditFromCartInput): {RemoveStoreCreditFromCartOutput}}`
+```graphql
+mutation {
+  removeStoreCreditFromCart(
+    input: RemoveStoreCreditFromCartInput
+  ) {
+    RemoveStoreCreditFromCartOutput
+  }
+}
+```
 
 ## Example usage
 
diff --git a/src/guides/v2.3/graphql/mutations/revoke-customer-token.md b/src/guides/v2.3/graphql/mutations/revoke-customer-token.md
index 98a74de561c..764d7cc873f 100644
--- a/src/guides/v2.3/graphql/mutations/revoke-customer-token.md
+++ b/src/guides/v2.3/graphql/mutations/revoke-customer-token.md
@@ -9,7 +9,13 @@ To return or modify information about a customer, Magento recommends you use cus
 
 ## Syntax
 
-`mutation: {revokeCustomerToken: RevokeCustomerTokenOutput}`
+```graphql
+mutation {
+  revokeCustomerToken {
+    RevokeCustomerTokenOutput
+  }
+}
+```
 
 ## Example usage
 
diff --git a/src/guides/v2.3/graphql/mutations/send-email-to-friend.md b/src/guides/v2.3/graphql/mutations/send-email-to-friend.md
index 6d45c412ef0..665775fe67f 100644
--- a/src/guides/v2.3/graphql/mutations/send-email-to-friend.md
+++ b/src/guides/v2.3/graphql/mutations/send-email-to-friend.md
@@ -10,7 +10,15 @@ The **Stores** > **Configuration** > **Catalog** > **Email to a friend** > **Ena
 
 ## Syntax
 
-`mutation: {sendEmailToFriend(input: SendEmailToFriendInput): {SendEmailToFriendOutput}}`
+```graphql
+mutation {
+  sendEmailToFriend(
+    input: SendEmailToFriendInput
+  ) {
+    SendEmailToFriendOutput
+  }
+}
+```
 
 ## Example usage
 
diff --git a/src/guides/v2.3/graphql/mutations/set-billing-address.md b/src/guides/v2.3/graphql/mutations/set-billing-address.md
index f39e5b2273e..e2d49d8e9d0 100644
--- a/src/guides/v2.3/graphql/mutations/set-billing-address.md
+++ b/src/guides/v2.3/graphql/mutations/set-billing-address.md
@@ -9,7 +9,15 @@ The `setBillingAddressOnCart` mutation sets the billing address for a specific c
 
 ## Syntax
 
-`mutation: {setBillingAddressOnCart(input: SetBillingAddressOnCartInput) {SetBillingAddressOnCartOutput}}`
+```graphql
+mutation {
+  setBillingAddressOnCart(
+    input: SetBillingAddressOnCartInput
+  ) {
+    SetBillingAddressOnCartOutput
+  }
+}
+```
 
 ## Example usage
 
diff --git a/src/guides/v2.3/graphql/mutations/set-guest-email.md b/src/guides/v2.3/graphql/mutations/set-guest-email.md
index ce1ec4d252c..5408d9ba3bd 100644
--- a/src/guides/v2.3/graphql/mutations/set-guest-email.md
+++ b/src/guides/v2.3/graphql/mutations/set-guest-email.md
@@ -11,7 +11,15 @@ A logged-in customer specifies an email address when they create an account. The
 
 ## Syntax
 
-`mutation: {setGuestEmailOnCart(input: SetGuestEmailOnCartInput): {SetGuestEmailOnCartOutput}}`
+```graphql
+mutation {
+  setGuestEmailOnCart(
+    input: SetGuestEmailOnCartInput
+  ) {
+    SetGuestEmailOnCartOutput
+  }
+}
+```
 
 ## Example usage
 
diff --git a/src/guides/v2.3/graphql/mutations/set-payment-method.md b/src/guides/v2.3/graphql/mutations/set-payment-method.md
index a787be206b7..48bd835da8b 100644
--- a/src/guides/v2.3/graphql/mutations/set-payment-method.md
+++ b/src/guides/v2.3/graphql/mutations/set-payment-method.md
@@ -30,7 +30,15 @@ Supported online payment methods include:
 
 ## Syntax
 
-`mutation: {setPaymentMethodOnCart(input: SetPaymentMethodOnCartInput): SetPaymentMethodOnCartOutput}}`
+```graphql
+mutation {
+  setPaymentMethodOnCart(
+    input: SetPaymentMethodOnCartInput
+  ) {
+    SetPaymentMethodOnCartOutput
+  }
+}
+```
 
 ## Example usage
 
@@ -40,14 +48,16 @@ The following example assigns the `banktransfer` payment method to the specified
 
 **Request:**
 
-```text
+```graphql
 mutation {
-  setPaymentMethodOnCart(input: {
+  setPaymentMethodOnCart(
+    input: {
       cart_id: "rMQdWEecBZr4SVWZwj2AF6y0dNCKQ8uH"
       payment_method: {
           code: "banktransfer"
       }
-  }) {
+    }
+  ) {
     cart {
       selected_payment_method {
         code
diff --git a/src/guides/v2.3/graphql/mutations/set-payment-place-order.md b/src/guides/v2.3/graphql/mutations/set-payment-place-order.md
index 5f693d10633..be25f4c3cab 100644
--- a/src/guides/v2.3/graphql/mutations/set-payment-place-order.md
+++ b/src/guides/v2.3/graphql/mutations/set-payment-place-order.md
@@ -25,7 +25,15 @@ Perform the following actions before using the `setPaymentMethodAndPlaceOrder` m
 
 ## Syntax
 
-`mutation: {setPaymentMethodAndPlaceOrder(input: SetPaymentMethodAndPlaceOrderInput): PlaceOrderOutput}`
+```graphql
+mutation {
+  setPaymentMethodAndPlaceOrder(
+    input: SetPaymentMethodAndPlaceOrderInput
+  ) {
+    PlaceOrderOutput
+  }
+}
+```
 
 ## Example usage
 
diff --git a/src/guides/v2.3/graphql/mutations/set-shipping-address.md b/src/guides/v2.3/graphql/mutations/set-shipping-address.md
index 62e2759ea1b..e26c829b76f 100644
--- a/src/guides/v2.3/graphql/mutations/set-shipping-address.md
+++ b/src/guides/v2.3/graphql/mutations/set-shipping-address.md
@@ -12,7 +12,15 @@ The `setShippingAddressesOnCart` mutation sets one or more shipping addresses on
 
 ## Syntax
 
-`mutation: {setShippingAddressesOnCart(input: SetShippingAddressesOnCartInput) {SetShippingAddressesOnCartOutput}}`
+```graphql
+mutation {
+  setShippingAddressesOnCart(
+    input: SetShippingAddressesOnCartInput
+  ) {
+    SetShippingAddressesOnCartOutput
+  }
+}
+```
 
 ## Example usage
 
diff --git a/src/guides/v2.3/graphql/mutations/set-shipping-method.md b/src/guides/v2.3/graphql/mutations/set-shipping-method.md
index 9ca66b37470..03192bdc038 100644
--- a/src/guides/v2.3/graphql/mutations/set-shipping-method.md
+++ b/src/guides/v2.3/graphql/mutations/set-shipping-method.md
@@ -19,7 +19,15 @@ United States Postal Service | usps | Varies
 
 ## Syntax
 
-`mutation: {setShippingMethodsOnCart(input: setShippingMethodsOnCartInput) {setShippingMethodsOnCartOutput}}`
+```graphql
+mutation {
+  setShippingMethodsOnCart(
+    input: setShippingMethodsOnCartInput
+  ) {
+    setShippingMethodsOnCartOutput
+  }
+}
+```
 
 ## Example usage
 
diff --git a/src/guides/v2.3/graphql/mutations/update-cart-items.md b/src/guides/v2.3/graphql/mutations/update-cart-items.md
index b67133283cb..9c24356477a 100644
--- a/src/guides/v2.3/graphql/mutations/update-cart-items.md
+++ b/src/guides/v2.3/graphql/mutations/update-cart-items.md
@@ -12,7 +12,15 @@ Setting the quantity to `0` removes an item from the cart.
 
 ## Syntax
 
-`mutation: {updateCartItems(input: UpdateCartItemsInput): {UpdateCartItemsOutput}}`
+```graphql
+mutation {
+  updateCartItems(
+    input: UpdateCartItemsInput
+  ) {
+    UpdateCartItemsOutput
+  }
+}
+```
 
 ## Example usage
 
@@ -32,7 +40,7 @@ mutation {
         }
       ]
     }
-  ){
+  ) {
     cart {
       items {
         id
diff --git a/src/guides/v2.3/graphql/mutations/update-customer-address.md b/src/guides/v2.3/graphql/mutations/update-customer-address.md
index 072f92e3391..f759a2c9035 100644
--- a/src/guides/v2.3/graphql/mutations/update-customer-address.md
+++ b/src/guides/v2.3/graphql/mutations/update-customer-address.md
@@ -9,7 +9,16 @@ To return or modify information about a customer, Magento recommends you use cus
 
 ## Syntax
 
-`mutation: {updateCustomerAddress(id: Int!, input: CustomerAddressInput) {CustomerAddress}}`
+```graphql
+mutation {
+  updateCustomerAddress(
+    id: Int!
+    input: CustomerAddressInput
+  ) {
+    CustomerAddress
+  }
+}
+```
 
 ## Example usage
 
@@ -19,10 +28,13 @@ The following call updates the customer's city and postcode.
 
 ```graphql
 mutation {
-  updateCustomerAddress(id:3, input: {
-    city: "New City"
-    postcode: "55555"
-  }) {
+  updateCustomerAddress(
+    id:3
+    input: {
+      city: "New City"
+      postcode: "55555"
+    }
+  ) {
     id
     city
     postcode
diff --git a/src/guides/v2.3/graphql/mutations/update-customer.md b/src/guides/v2.3/graphql/mutations/update-customer.md
index 814da10f0c5..f7ec56839ad 100644
--- a/src/guides/v2.3/graphql/mutations/update-customer.md
+++ b/src/guides/v2.3/graphql/mutations/update-customer.md
@@ -9,7 +9,15 @@ To return or modify information about a customer, Magento recommends you use cus
 
 ## Syntax
 
-`mutation: {updateCustomer(input: CustomerInput!) {CustomerOutput}}`
+```graphql
+mutation {
+  updateCustomer(
+    input: CustomerInput!
+  ) {
+    CustomerOutput
+  }
+}
+```
 
 ## Example usage