WIP rewrite of howtos for validator nodes

Author: nadimkobeissi

docs/_site_essentials/stylesheets/extra.css

@@ -43,36 +43,6 @@ div.flex-figure div.flex-figure-right {
 	flex-shrink: 1.5;
 }
 
-div.info-box {
-	border: 5px solid #ae6fdb !important;
-	box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
-	margin: 0 auto;
-	max-width: 100%;
-	display: block;
-	margin-bottom: 20px;
-	border-radius: 10px;
-	background-color: #F9F9F9;
-}
-
-div.info-box h3 {
-	margin-top: 0;
-	margin-bottom: 0;
-	font-size: 1.1em;
-	font-weight: bold;
-	background-color: #ae6fdb;
-	color: #FFF;
-	padding: 2px 10px;
-	border-radius: 2px 2px 0 0;
-}
-
-div.info-box p {
-	margin-top: 0;
-	margin-bottom: 0;
-	padding: 8px 10px;
-	font-size: 0.8em;
-	line-height: 1.3em;
-}
-
 /*
 .md-footer, .md-footer__inner, .md-footer-meta {
 	background-color: black;

docs/pos/howto/operating/full-node/gcp.md

@@ -59,10 +59,9 @@ After deploying the VM, software installation and snapshot downloading (if chose
     journalctl -fu heimdalld
     ```
 
-<div class="info-box" markdown="1">
-<h3>Note</h3>
-<p markdown="1">Blockchain data is stored on additional drives, retained by default when the VM is removed. Manually delete these disks if they are no longer needed.</p>
-</div>
+!!! note
+
+    Blockchain data is stored on additional drives, retained by default when the VM is removed. Manually delete these disks if they are no longer needed.
 
 Upon completion, your GCP console should display the newly created Polygon node instance, similar to the illustration below.
 

docs/pos/howto/operating/full-node/manual-install.md

@@ -1,11 +1,12 @@
 This deployment guide walks you through starting and running a full node through various methods. For the system requirements, see the [Minimum Technical Requirements](/pos/validator/validator-node-system-requirements.md) guide.
 
-<div class="info-box" markdown="1">
-<h3>Tip: Snapshots</h3>
-<p markdown="1">Steps in these guide involve waiting for the Heimdall and Bor services to fully sync. This process takes several days to complete.</p>
-<p markdown="1">Please use snapshots for faster syncing without having to sync over the network. For detailed instructions, see [<ins>Snapshot Instructions for Heimdall and Bor</ins>](/pos/reference/snapshot-instructions-heimdall-bor.md).</p>
-<p markdown="1">For snapshot download links, see the [<ins>Polygon Chains Snapshots</ins>](https://snapshots.polygon.technology/) page.</p>
-</div>
+!!! tip "Snapshots"
+
+    Steps in these guide involve waiting for the Heimdall and Bor services to fully sync. This process takes several days to complete.
+
+    Please use snapshots for faster syncing without having to sync over the network. For detailed instructions, see [<ins>Snapshot Instructions for Heimdall and Bor</ins>](/pos/reference/snapshot-instructions-heimdall-bor.md).
+    
+    For snapshot download links, see the [<ins>Polygon Chains Snapshots</ins>](https://snapshots.polygon.technology/) page.
 
 ## Overview