Switch to curl, remove code formatting on the product names, use OS family name on tabs

Author: tmoschou

content/en/docs/setup/production-environment/container-runtimes.md

@@ -63,7 +63,7 @@ configuration, or reinstall it using automation.
 
 ### containerd
 
-This section contains the necessary steps to use `containerd` as CRI runtime.
+This section contains the necessary steps to use containerd as CRI runtime.
 
 Use the following commands to install Containerd on your system:
 
@@ -89,27 +89,27 @@ EOF
 sudo sysctl --system
 ```
 
-Install `containerd`:
+Install containerd:
 
 {{< tabs name="tab-cri-containerd-installation" >}}
 {{% tab name="Ubuntu 16.04" %}}
 
 1. Setup the [Docker Engine repository for Ubuntu](https://docs.docker.com/engine/install/ubuntu/#set-up-the-repository)
 
-2. Install `containerd`:
+2. Install containerd:
 
    ```shell
    sudo apt-get update && sudo apt-get install -y containerd.io
    ```
 
-3. Configure `containerd`:
+3. Configure containerd:
 
    ```shell
    sudo mkdir -p /etc/containerd
    containerd config default | sudo tee /etc/containerd/config.toml
    ```
 
-4. Restart `containerd`:
+4. Restart containerd:
 
    ```shell
    sudo systemctl restart containerd
@@ -118,20 +118,20 @@ Install `containerd`:
 {{% /tab %}}
 {{% tab name="Ubuntu 18.04/20.04" %}}
 
-1. Install `containerd`:
+1. Install containerd:
 
    ```shell
    sudo apt-get update && sudo apt-get install -y containerd
    ```
 
-2. Configure `containerd`:
+2. Configure containerd:
 
    ```shell
    sudo mkdir -p /etc/containerd
    containerd config default | sudo tee /etc/containerd/config.toml
    ```
 
-3. Restart `containerd`:
+3. Restart containerd:
 
    ```shell
    sudo systemctl restart containerd
@@ -142,20 +142,20 @@ Install `containerd`:
 
 1. Setup the [Docker Engine repository for Debian](https://docs.docker.com/engine/install/debian/#set-up-the-repository)
 
-2. Install `containerd`:
+2. Install containerd:
 
    ```shell
    sudo apt-get update && sudo apt-get install -y containerd.io
    ```
 
-3. Configure `containerd`:
+3. Configure containerd:
 
    ```shell
    sudo mkdir -p /etc/containerd
    containerd config default | sudo tee /etc/containerd/config.toml
    ```
 
-4. Restart `containerd`:
+4. Restart containerd:
 
    ```shell
    sudo systemctl restart containerd
@@ -166,20 +166,20 @@ Install `containerd`:
 
 1. Setup the [Docker Engine repository for CentOS/RHEL](https://docs.docker.com/engine/install/centos/#set-up-the-repository)
 
-2. Install `containerd`:
+2. Install containerd:
 
    ```shell
    sudo yum update -y && sudo yum install -y containerd.io
    ```
 
-3. Configure `containerd`:
+3. Configure containerd:
 
    ```shell
    sudo mkdir -p /etc/containerd
    containerd config default | sudo tee /etc/containerd/config.toml
    ```
 
-4. Restart `containerd`:
+4. Restart containerd:
 
    ```shell
    sudo systemctl restart containerd
@@ -192,7 +192,7 @@ Install `containerd`:
 Start a Powershell session, set `$Version` to the desired version (ex: `$Version=1.4.3`), and then run the following commands:
 <br />
 
-1. Download `containerd`:
+1. Download containerd:
 
    ```powershell
    curl.exe -L https://github.com/containerd/containerd/releases/download/v$Version/containerd-$Version-windows-amd64.tar.gz -o containerd-windows-amd64.tar.gz
@@ -215,7 +215,7 @@ Start a Powershell session, set `$Version` to the desired version (ex: `$Version
    Add-MpPreference -ExclusionProcess "$Env:ProgramFiles\containerd\containerd.exe"
    ```
 
-3. Start `containerd`:
+3. Start containerd:
 
    ```powershell
    .\containerd.exe --register-service

content/en/docs/setup/production-environment/tools/kubeadm/install-kubeadm.md

@@ -180,13 +180,13 @@ For more information on version skews, see:
 
    ```shell
    sudo apt-get update
-   sudo apt-get install -y apt-transport-https ca-certificates wget
+   sudo apt-get install -y apt-transport-https ca-certificates curl
    ```
 
 2. Download the Google Cloud public signing key:
 
    ```shell
-   sudo wget -O /usr/share/keyrings/kubernetes-archive-keyring.gpg https://packages.cloud.google.com/apt/doc/apt-key.gpg
+   sudo curl -fsSLo /usr/share/keyrings/kubernetes-archive-keyring.gpg https://packages.cloud.google.com/apt/doc/apt-key.gpg
    ```
 
 3. Add the Kubernetes `apt` repository:
@@ -195,7 +195,7 @@ For more information on version skews, see:
    echo "deb [signed-by=/usr/share/keyrings/kubernetes-archive-keyring.gpg] https://apt.kubernetes.io/ kubernetes-xenial main" | sudo tee /etc/apt/sources.list.d/kubernetes.list
    ```
 
-4. Update `apt` package index, install `kubelet`, `kubeadm` and `kubectl`, and pin their version:
+4. Update `apt` package index, install kubelet, kubeadm and kubectl, and pin their version:
 
    ```shell
    sudo apt-get update

content/en/docs/tasks/tools/install-kubectl-linux.md

@@ -100,19 +100,19 @@ For example, to download version {{< param "fullversion" >}} on Linux, type:
 ### Install using native package management
 
 {{< tabs name="kubectl_install" >}}
-{{% tab name="Ubuntu, Debian or HypriotOS" %}}
+{{% tab name="Debian-based distributions" %}}
 
 1. Update the `apt` package index and install packages needed to use the Kubernetes `apt` repository:
 
    ```shell
    sudo apt-get update
-   sudo apt-get install -y apt-transport-https ca-certificates wget
+   sudo apt-get install -y apt-transport-https ca-certificates curl
    ```
 
 2. Download the Google Cloud public signing key:
 
    ```shell
-   sudo wget -O /usr/share/keyrings/kubernetes-archive-keyring.gpg https://packages.cloud.google.com/apt/doc/apt-key.gpg
+   sudo curl -fsSLo /usr/share/keyrings/kubernetes-archive-keyring.gpg https://packages.cloud.google.com/apt/doc/apt-key.gpg
    ```
 
 3. Add the Kubernetes `apt` repository:
@@ -121,7 +121,7 @@ For example, to download version {{< param "fullversion" >}} on Linux, type:
    echo "deb [signed-by=/usr/share/keyrings/kubernetes-archive-keyring.gpg] https://apt.kubernetes.io/ kubernetes-xenial main" | sudo tee /etc/apt/sources.list.d/kubernetes.list
    ```
 
-4. Update `apt` package index with the new repository and install `kubectl`:
+4. Update `apt` package index with the new repository and install kubectl:
 
    ```shell
    sudo apt-get update
@@ -130,7 +130,8 @@ For example, to download version {{< param "fullversion" >}} on Linux, type:
 
 {{% /tab %}}
 
-{{< tab name="CentOS, RHEL or Fedora" codelang="bash" >}}cat <<EOF > /etc/yum.repos.d/kubernetes.repo
+{{< tab name="Red Hat-based distributions" codelang="bash" >}}
+cat <<EOF > /etc/yum.repos.d/kubernetes.repo
 [kubernetes]
 name=Kubernetes
 baseurl=https://packages.cloud.google.com/yum/repos/kubernetes-el7-x86_64