Improve routing documentation

docs/content/getting-started/concepts.md

@@ -23,11 +23,11 @@ The opposite is true: when you remove a service from your infrastructure, the ro
 
 You no longer need to create and synchronize configuration files cluttered with IP addresses or other rules.
 
-!!! note "Many different rules"
+!!! info "Many different rules"
 
     In the example above, we used the request [path](../routing/routers/index.md#rule) to determine which service was in charge, but of course you can use many other different [rules](../routing/routers/index.md#rule).
 
-!!! note "Updating the requests"
+!!! info "Updating the requests"
 
     In the [middleware](../middlewares/overview.md) section, you can learn about how to update the requests before forwarding them to the services.
 

docs/content/getting-started/configuration-overview.md

@@ -21,23 +21,25 @@ This configuration can change and is seamlessly hot-reloaded, without any reques
 
 ## The Dynamic Configuration 
 
-Traefik gets its _dynamic configuration_ from [providers](../providers/overview.md): whether an orchestrator, a service registry, or a plain old configuration file. Since this configuration is specific to your infrastructure choices, we invite you to refer to the [dedicated section of this documentation](../providers/overview.md).
+Traefik gets its _dynamic configuration_ from [providers](../providers/overview.md): whether an orchestrator, a service registry, or a plain old configuration file.
 
-!!! Note 
+Since this configuration is specific to your infrastructure choices, we invite you to refer to the [dedicated section of this documentation](../routing/overview.md).
+
+!!! info ""
 
     In the [Quick Start example](../getting-started/quick-start.md), the dynamic configuration comes from docker in the form of labels attached to your containers.
     
-!!! Note
+!!! info "HTTPS Certificates also belong to the dynamic configuration."
     
-    HTTPS Certificates also belong to the dynamic configuration. You can add / update / remove them without restarting your Traefik instance. 
+    You can add / update / remove them without restarting your Traefik instance. 
  
 ## The Static Configuration
 
-There are three different, mutually exclusive, ways to define static configuration options in Traefik:
+There are three different, **mutually exclusive** (e.g. you can use only one at the same time), ways to define static configuration options in Traefik:
 
-- In a configuration file
-- In the command-line arguments
-- As environment variables
+1. In a configuration file
+1. In the command-line arguments
+1. As environment variables
 
 These ways are evaluated in the order listed above.
 

docs/content/getting-started/install-traefik.md

@@ -10,7 +10,7 @@ You can install Traefik with the following flavors:
 
 Choose one of the [official Docker images](https://hub.docker.com/_/traefik) and run it with the [sample configuration file](https://raw.githubusercontent.com/containous/traefik/v2.0/traefik.sample.toml):
 
-```shell
+```bash
 docker run -d -p 8080:8080 -p 80:80 \
     -v $PWD/traefik.toml:/etc/traefik/traefik.toml traefik:v2.0
 ```
@@ -21,14 +21,14 @@ For more details, go to the [Docker provider documentation](../providers/docker.
 
     * Prefer a fixed version than the latest that could be an unexpected version.
     ex: `traefik:v2.0.0`
-    * Docker images comes in 2 flavors: scratch based or alpine based.
+    * Docker images are based from the [Alpine Linux Official image](https://hub.docker.com/_/alpine).
     * All the orchestrator using docker images could fetch the official Traefik docker image.
 
 ## Use the Binary Distribution
 
 Grab the latest binary from the [releases](https://github.com/containous/traefik/releases) page.
 
-??? tip "Check the integrity of the downloaded file"
+??? info "Check the integrity of the downloaded file"
 
     ```bash tab="Linux"
     # Compare this value to the one found in traefik-${traefik_version}_checksums.txt
@@ -45,7 +45,7 @@ Grab the latest binary from the [releases](https://github.com/containous/traefik
     Get-FileHash ./traefik_${traefik_version}_windows_${arch}.zip -Algorithm SHA256
     ```
 
-??? tip "Extract the downloaded archive"
+??? info "Extract the downloaded archive"
 
     ```bash tab="Linux"
     tar -zxvf traefik_${traefik_version}_linux_${arch}.tar.gz