diff --git a/public/assets/img/terminal.svg b/public/assets/img/steps/certbot.svg
similarity index 100%
rename from public/assets/img/terminal.svg
rename to public/assets/img/steps/certbot.svg
diff --git a/public/assets/img/download-cloud.svg b/public/assets/img/steps/download.svg
similarity index 100%
rename from public/assets/img/download-cloud.svg
rename to public/assets/img/steps/download.svg
diff --git a/public/assets/img/check-circle.svg b/public/assets/img/steps/live.svg
similarity index 100%
rename from public/assets/img/check-circle.svg
rename to public/assets/img/steps/live.svg
diff --git a/public/assets/img/lock.svg b/public/assets/img/steps/ssl.svg
similarity index 100%
rename from public/assets/img/lock.svg
rename to public/assets/img/steps/ssl.svg
diff --git a/public/partials/commands-do.html b/public/partials/commands-do.html
new file mode 100644
index 0000000..2512515
--- /dev/null
+++ b/public/partials/commands-do.html
@@ -0,0 +1,98 @@
+<span class="step" ng-if="steps[step].slug === 'download'"><!--
+
+	step: download
+
+--><ol>
+	<li>
+		<strong>Download</strong> generated config: <strong><a href="#" ng-click="downloadZip()">nginxconfig.io-{{ getDomains().join(',') }}.zip</a></strong>
+	</li>
+	<li>
+		<strong>Upload</strong> to server's <code>{{ data.directory_nginx.replace(endingSlashRegex, '') }}</code> directory<br>
+		or <strong>Copy</strong> as Base64 string: <strong><a href="#" ng-mouseenter="prepareBase64()" ng-click="copyAsBase64()" ngclipboard data-clipboard-target="#base64-zip-line" ngclipboard-success="clipboardSuccess('base64-zip-line')">Copy to clipboard</a></strong> and <strong>Paste</strong> from clipboard and run the command<br>
+		(<code>echo 'BASE64' | base64 --decode > {{ data.directory_nginx }}nginxconfig.io-{{ getDomains().join(',') }}.zip</code>)
+	</li>
+	<li>
+		Go to NGINX directory (over SSH):<br>
+		<code><span class="hljs-section">cd</span> {{ data.directory_nginx.replace(endingSlashRegex, '') }}</code>
+	</li>
+	<li>
+		<strong>Backup</strong> current configuration:<br>
+		<code><span class="hljs-section">tar</span> <span class="hljs-attribute">-czvf</span> nginx_$(date +'%F_%H-%M-%S').tar.gz nginx.conf sites-available/ sites-enabled/ nginxconfig.io/</code>
+	</li>
+	<li>
+		<strong>Unzip</strong> the uploaded archive:<br>
+		<code><span class="hljs-section">unzip</span> <span class="hljs-attribute">-o</span> nginxconfig.io-{{ getDomains().join(',') }}.zip</code><br>
+		(you probably need to install <strong>unzip</strong>: <code><span class="hljs-section"></span><strong>sudo</strong> <span class="hljs-section">apt-get</span> <span class="hljs-attribute">install</span> unzip</code>)
+	</li>
+</ol></span><!--
+
+
+
+--><span class="step" ng-if="steps[step].slug === 'ssl'"><ol><!--
+
+	step: ssl
+
+--><!--
+
+✔ SSL DH required --><li ng-if="isSSLDHRequired()">Generate <strong>Diffie-Hellman keys</strong>:<br>
+   <code><span class="hljs-section">openssl</span> <span class="hljs-attribute">dhparam</span> <span class="hljs-attribute">-out</span> {{ data.directory_nginx }}dhparam.pem <span class="hljs-number">{{ sslProfiles[ data.ssl_profile ].dh_param_size }}</span></code>
+</li><!--
+
+✔ Let's Encrypt
+--><li ng-if="hasCertLetsEncrypt()">Create a common <strong>ACME-challenge</strong> directory (for <strong>Let's Encrypt</strong>):<br>
+   <code><span class="hljs-section">mkdir</span> <span class="hljs-attribute">-p</span> {{ data.directory_letsencrypt.replace(endingSlashRegex, '') }}</code><br>
+   <code><span class="hljs-section">chown</span> <span class="hljs-attribute">{{ data.user }}</span> {{ data.directory_letsencrypt.replace(endingSlashRegex, '') }}</code></li></ol></span><!--
+
+
+
+--><span class="step" ng-if="steps[step].slug === 'certbot'"><!--
+
+	step: certbot
+
+--><ol>
+	<li>
+		Comment out SSL related directives in configuration:<br>
+		<code><span class="hljs-section">sed</span> <span class="hljs-attribute">-i -r</span> 's/(listen .*443)/\1;#/g; s/(ssl_(certificate|certificate_key|trusted_certificate) )/#;#\1/g'<span ng-if="isUnified()"><!--
+		--> {{ data.directory_nginx }}nginx.conf</span><span ng-if="isModularized()"><span ng-repeat="(_site, _domain) in getDomains() track by $index" ng-if="isCertLetsEncrypt(_site)"><!--
+		--> {{ data.directory_nginx }}sites-{{ isSymlink() ? 'available' : 'enabled' }}/{{ _domain }}.conf</span></span></code>
+	</li>
+	<li>
+		Reload NGINX:<br>
+		<code><strong>sudo</strong> <span class="hljs-section">nginx</span> <span class="hljs-attribute">-t</span> && <strong>sudo</strong> <span class="hljs-section">systemctl</span> <span class="hljs-attribute">reload</span> nginx</code>
+	</li>
+	<li>
+		Obtain certificate{{ getDomains().length > 1 ? 's' : '' }}:<br>
+		<div ng-repeat="(_site, _domain) in getDomains() track by $index" ng-if="isCertLetsEncrypt(_site)"><code>
+				<span class="hljs-section">certbot</span> <!--
+			 --><span class="hljs-attribute">certonly</span> <!--
+			 --><span class="hljs-attribute">--webroot</span> <!--
+			 --><span ng-if="isNonWWW(_site) || isRedirect(_site)"><span class="hljs-attribute" tooltips tooltip-template="--domain" tooltip-side="top">-d</span> {{ _domain.indexOf('-') !== -1 ? '"' + _domain + '"' : _domain }} </span><!--
+			 --><span ng-if="isWWW(_site) || isRedirect(_site)"><span class="hljs-attribute" tooltips tooltip-template="--domain" tooltip-side="top">-d</span> {{ _domain.indexOf('-') !== -1 ? '"' : '' }}www.{{ _domain }}{{ _domain.indexOf('-') !== -1 ? '"' : '' }} </span><!--
+			 --><span ng-if="isCDN(_site)"><span class="hljs-attribute" tooltips tooltip-template="--domain" tooltip-side="top">-d</span> {{ _domain.indexOf('-') !== -1 ? '"' : '' }}cdn.{{ _domain }}{{ _domain.indexOf('-') !== -1 ? '"' : '' }} </span><!--
+			 --><span class="hljs-attribute">--email</span> {{ data.sites[_site].email ? data.sites[_site].email : 'info@' + _domain }} <!--
+			 --><span class="hljs-attribute" tooltips tooltip-template="--webroot-path" tooltip-side="top">-w</span> {{ data.directory_letsencrypt.replace(endingSlashRegex, '') }} <!--
+			 --><span class="hljs-attribute" tooltips tooltip-template="--non-interactive" tooltip-side="top">-n</span> <!--
+			 --><span class="hljs-attribute">--agree-tos</span> <!--
+			 --><span class="hljs-attribute">--force-renewal</span></code></div>
+	</li>
+	<li>
+		Reload NGINX:<br>
+		<code><strong>sudo</strong> <span class="hljs-section">nginx</span> <span class="hljs-attribute">-t</span> && <strong>sudo</strong> <span class="hljs-section">systemctl</span> <span class="hljs-attribute">reload</span> nginx</code>
+	</li>
+	<li>
+		Configure Certbot to reload NGINX after success renew:<br>
+		<code><span class="hljs-section">echo</span> <span class="hljs-attribute">-e</span> '#!/bin/bash\nnginx -t && systemctl reload nginx' | <strong>sudo</strong> <span class="hljs-section">tee</span> /etc/letsencrypt/renewal-hooks/post/nginx-reload.sh</code><br>
+		<code><strong>sudo</strong> <span class="hljs-section">chmod</span> <span class="hljs-attribute">a+x</span> /etc/letsencrypt/renewal-hooks/post/nginx-reload.sh</code>
+	</li>
+</ol></span><!--
+
+
+
+--><span class="step" ng-if="steps[step].slug === 'live'"><ol><!--
+
+	step: live
+
+--><li>
+		Reload NGINX:<br>
+		<code><strong>sudo</strong> <span class="hljs-section">nginx</span> <span class="hljs-attribute">-t</span> && <strong>sudo</strong> <span class="hljs-section">systemctl</span> <span class="hljs-attribute">reload</span> nginx</code>
+	</li></ol></span>
diff --git a/public/templates/commands.html b/public/partials/commands.html
similarity index 96%
rename from public/templates/commands.html
rename to public/partials/commands.html
index ece3e3a..6ad0dc9 100644
--- a/public/templates/commands.html
+++ b/public/partials/commands.html
@@ -1,4 +1,4 @@
-<span class="step" ng-if="activeStep === 'download'"><!--
+<span class="step" ng-if="steps[step].slug === 'download'"><!--
 
 	step: download
 
@@ -16,7 +16,7 @@
 
 
 
---><span class="step" ng-if="activeStep === 'ssl'"><!--
+--><span class="step" ng-if="steps[step].slug === 'ssl'"><!--
 
 	step: ssl
 
@@ -33,7 +33,7 @@
 
 
 
---><span class="step" ng-if="activeStep === 'certbot'"><!--
+--><span class="step" ng-if="steps[step].slug === 'certbot'"><!--
 
 	step: certbot
 
@@ -69,7 +69,7 @@
 
 
 
---><span class="step" ng-if="activeStep === 'live'"><!--
+--><span class="step" ng-if="steps[step].slug === 'live'"><!--
 
 	step: live
 
diff --git a/public/partials/config-global.html b/public/partials/config-global.html
index 2bab5c2..ad894be 100644
--- a/public/partials/config-global.html
+++ b/public/partials/config-global.html
@@ -9,7 +9,7 @@
 <div class="tab-content common-content">
 	<ul ng-if="layout === 'do'" class="nav nav-pills nav-fill" role="tablist">
 		<li ng-repeat="(key, tab) in tabs_common" class="nav-item">
-			<a class="nav-link" ng-mouseenter="setTabCommon(key)" ng-class="{ 'active': tab_common === key, 'changed': commonChanges[tab.slug], 'visited': key < tab_common }">{{ tab.name }}<small ng-cloak>({{ commonChanges[tab.slug] }})</small></a>
+			<a class="nav-link" ng-click="setTabCommon(key)" ng-class="{ 'active': tab_common === key, 'changed': commonChanges[tab.slug], 'visited': key < tab_common }">{{ tab.name }}<small ng-cloak>({{ commonChanges[tab.slug] }})</small></a>
 		</li>
 	</ul>
 	<div class="tab-pane tab-https" ng-class="{ 'active': tabs_common[tab_common].slug === 'https' }">
@@ -399,7 +399,7 @@
 		</div>
 	</div>
 	<div class="tab-navigation-buttons" ng-if="layout === 'do'">
-		<button class="btn btn-outline-secondary" ng-click="setTabCommonBack()">Back</button>
-		<button class="btn btn-primary" ng-click="setTabCommonNext()">Next</button>
+		<button class="btn btn-outline-secondary" ng-click="setTabCommonBack()" ng-class="{ disabled: tab_common === 0 }">Back</button>
+		<button class="btn btn-primary" ng-click="setTabCommonNext()" ng-class="{ disabled: tab_common === tabs_common.length - 1 }">Next</button>
 	</div>
 </div>
diff --git a/public/partials/config-site.html b/public/partials/config-site.html
index 1537bfb..b92bb82 100644
--- a/public/partials/config-site.html
+++ b/public/partials/config-site.html
@@ -7,7 +7,7 @@
 <div class="tab-content site-content">
 	<ul ng-if="layout === 'do'" class="nav nav-pills nav-fill" role="tablist">
 		<li ng-repeat="(key, tab) in tabs_site" class="nav-item">
-			<a class="nav-link" ng-mouseenter="setTabSite(key)" ng-class="{ 'active': tab_site === key, 'changed': getSiteTabChanges(tab.slug), 'visited': key < tab_site }">{{ tab.name }}<small ng-cloak>({{ getSiteTabChanges('php') }})</small></a>
+			<a class="nav-link" ng-click="setTabSite(key)" ng-class="{ 'active': tab_site === key, 'changed': getSiteTabChanges(tab.slug), 'visited': key < tab_site }">{{ tab.name }}<small ng-cloak>({{ getSiteTabChanges('php') }})</small></a>
 		</li>
 	</ul>
 	<div class="tab-pane tab-presets" ng-class="{ 'active': tabs_site[tab_site].slug === 'presets' }">
@@ -426,7 +426,7 @@
 		</div>
 	</div>
 	<div class="tab-navigation-buttons" ng-if="layout === 'do'">
-		<button class="btn btn-outline-secondary" ng-click="setTabSiteBack()">Back</button>
-		<button class="btn btn-primary" ng-click="setTabSiteNext()">Next</button>
+		<button class="btn btn-outline-secondary" ng-click="setTabSiteBack()" ng-class="{ disabled: tab_site === 0 }">Back</button>
+		<button class="btn btn-primary" ng-click="setTabSiteNext()" ng-class="{ disabled: tab_site === tabs_site.length - 1 }">Next</button>
 	</div>
 </div>
diff --git a/public/partials/index.html b/public/partials/index.html
index d319005..bbda2ac 100644
--- a/public/partials/index.html
+++ b/public/partials/index.html
@@ -66,7 +66,11 @@
 </section>
 <section class="steps">
 	<div class="container">
-		<div class="row">
+		<div ng-if="layout === 'do'">
+			<h5>Setup and Files</h5>
+			<div class="card" ng-include="'partials/steps-do.html'"></div>
+		</div>
+		<div ng-if="layout === 'default'" class="row">
 			<div class="col-xl-10 offset-xl-1">
 				<div ng-include="'partials/steps.html'"></div>
 			</div>
@@ -75,16 +79,17 @@
 </section>
 <main ng-class="{ 'active': masonryInit }">
 	<div class="container">
-		<div class="col-xl-10 offset-xl-1">
-			<div class="commands" ng-cloak>
-				<pre><code class="hljs bash" ng-include="'templates/commands.html?v=COMMIT_HASH'"></code></pre>
-			</div>
-		</div>
 		<div class="row grid">
 			<div class="grid-sizer col-xl-6"></div>
-			<div class="grid-item col-xl-12 mb-3 text-center" ng-cloak>
-				<button class="btn btn-primary btn-sm btn-download" ng-click="downloadZip()"><img src="assets/img/download.svg" alt="Download"> Generated config <small>(.zip)</small></button>
-				<button class="btn btn-success btn-sm btn-download btn-base64" ng-mouseenter="prepareBase64()" ng-click="copyAsBase64()" ngclipboard data-clipboard-target="#base64-zip-line" ngclipboard-success="clipboardSuccess('base64-zip-line')"><img src="assets/img/download.svg" alt="Download"> Copy Base64 <small>(inline)</small></button>
+			<div class="grid-item col-xl-12 mb-3" ng-cloak>
+				<div ng-if="layout === 'default'" class="text-center">
+					<button class="btn btn-primary btn-sm btn-download" ng-click="downloadZip()"><img src="assets/img/download.svg" alt="Download"> Generated config <small>(.zip)</small></button>
+					<button class="btn btn-success btn-sm btn-download btn-base64" ng-mouseenter="prepareBase64()" ng-click="copyAsBase64()" ngclipboard data-clipboard-target="#base64-zip-line" ngclipboard-success="clipboardSuccess('base64-zip-line')"><img src="assets/img/download.svg" alt="Download"> Copy Base64 <small>(inline)</small></button>
+				</div>
+				<div ng-if="layout === 'do'" class="text-center buttons">
+					<button class="btn btn-success btn-download" ng-click="downloadZip()">Download Config</button>
+					<button class="btn btn-primary btn-download btn-base64" ng-mouseenter="prepareBase64()" ng-click="copyAsBase64()" ngclipboard data-clipboard-target="#base64-zip-line" ngclipboard-success="clipboardSuccess('base64-zip-line')">Copy Base64</button>
+				</div>
 			</div>
 			<div class="base64-zip-line-container">
 				<div id="base64-zip-line">{{ base64 }}</div>
diff --git a/public/partials/steps-do.html b/public/partials/steps-do.html
new file mode 100644
index 0000000..6e9b967
--- /dev/null
+++ b/public/partials/steps-do.html
@@ -0,0 +1,12 @@
+<ul class="nav nav-pills nav-fill" role="tablist">
+	<li class="nav-item" ng-repeat="(key, _step) in steps" ng-class="[_step.slug, !_step.active() ? 'disabled' : '']">
+		<a class="nav-link" ng-class="{ active: key === step, visited: key < step }" ng-click="setActiveStep(key)">{{ _step.name }}</a>
+	</li>
+</ul>
+
+<div class="commands-do" ng-include="'partials/commands-do.html?v=COMMIT_HASH'" ng-cloak></div>
+
+<div class="tab-navigation-buttons" ng-if="layout === 'do'">
+	<button class="btn btn-outline-secondary" ng-click="setStepBack()" ng-class="{ disabled: step === 0 }">Back</button>
+	<button class="btn btn-primary" ng-click="setStepNext()" ng-class="{ disabled: step === steps.length - 1 }">Next</button>
+</div>
diff --git a/public/partials/steps.html b/public/partials/steps.html
index d10967d..70080ee 100644
--- a/public/partials/steps.html
+++ b/public/partials/steps.html
@@ -1,30 +1,14 @@
-<ol ng-attr-data-active-step="{{ activeStep }}">
+<ol class="step-icons" ng-attr-data-active-step="{{ steps[step].slug }}">
 	<li
-		class="download"
-		ng-mouseenter="setActiveStep('download')">
-		<div class="circle" ng-include="'/assets/img/download-cloud.svg'"></div>
-		<span class="counter"></span>Download
-	</li>
-	<li
-		class="ssl"
-		ng-if="isHTTPS() && (isSSLDHRequired() || isCertLetsEncrypt())"
-		ng-mouseenter="setActiveStep('ssl')">
-		<div class="circle" ng-include="'/assets/img/lock.svg'"></div>
-		<span class="counter"></span>SSL init
-	</li>
-
-	<li
-		class="certbot"
-		ng-if="isHTTPS() && isCertLetsEncrypt()"
-		ng-mouseenter="setActiveStep('certbot')">
-		<div class="circle" ng-include="'/assets/img/terminal.svg'"></div>
-		<span class="counter"></span>Certbot
-	</li>
-
-	<li
-		class="live"
-		ng-mouseenter="setActiveStep('live')">
-		<div class="circle" ng-include="'/assets/img/check-circle.svg'"></div>
-		<span class="counter"></span>Go Live!
+		ng-repeat="(key, step) in steps"
+		ng-if="step.active()"
+		ng-class="[step.slug]"
+		ng-mouseenter="setActiveStep(key)">
+		<div class="circle" ng-include="'/assets/img/steps/' + step.slug + '.svg'"></div>
+		<span class="counter"></span>{{ step.name }}
 	</li>
 </ol>
+
+<div class="commands" ng-cloak>
+	<pre><code class="hljs bash" ng-include="'partials/commands.html?v=COMMIT_HASH'"></code></pre>
+</div>
diff --git a/resources/js/app.js b/resources/js/app.js
index 1294bac..669eaa0 100644
--- a/resources/js/app.js
+++ b/resources/js/app.js
@@ -370,6 +370,7 @@
 		$scope.site			= 0;
 		$scope.tab_site		= 0;
 		$scope.tab_common	= 0;
+		$scope.step			= 0;
 
 		$scope.tabs_site = [
 			{
@@ -445,26 +446,36 @@
 			{
 				name: 'Download',
 				slug: 'download',
+				active: function() {
+					return true;
+				},
 			},
 			{
 				name: 'SSL init',
 				slug: 'ssl',
+				active: function() {
+					return $scope.isHTTPS() && ($scope.isSSLDHRequired() || $scope.isCertLetsEncrypt());
+				},
 			},
 			{
 				name: 'Cerbot',
 				slug: 'certbot',
+				active: function() {
+					return $scope.isHTTPS() && $scope.isCertLetsEncrypt();
+				},
 			},
 			{
 				name: 'Go Live!',
 				slug: 'live',
+				active: function() {
+					return true;
+				},
 			},
 		];
 
 		$scope.siteChanges		= {};
 		$scope.commonChanges	= {};
 
-		$scope.activeStep = 'download';
-
 		$scope.base64 = '';
 
 		$scope.gzipTypes = 'text/plain text/css text/xml application/json application/javascript application/rss+xml application/atom+xml image/svg+xml';
@@ -711,9 +722,21 @@
 		};
 
 		$scope.setActiveStep = function(step) {
-			$scope.activeStep = step;
+			$scope.step = step;
 		};
 
+		$scope.setStepBack = function() {
+			if ($scope.step > 0) {
+				$scope.step--;
+			}
+		};
+
+		$scope.setStepNext = function() {
+			if ($scope.step < $scope.steps.length - 1) {
+				$scope.step++;
+			}
+		}
+
 		$scope.getSiteChanges = function(site) {
 			if ($scope.siteChanges[site] === undefined) {
 				return undefined;
diff --git a/resources/scss/_codes.scss b/resources/scss/_codes.scss
new file mode 100644
index 0000000..0f6bfa9
--- /dev/null
+++ b/resources/scss/_codes.scss
@@ -0,0 +1,22 @@
+main .file .code,
+section.steps .commands {
+	overflow-x: auto;
+	font-size: 0.75rem;
+	line-height: 1.25;
+	background-color: #f8f8f8;
+	border: 1px solid #e8e8e8;
+
+	pre {
+		margin-bottom: 0;
+		font-size: inherit;
+
+		code {
+			display: block;
+			padding: 8px 8px 12px;
+			-moz-tab-size: 4;
+			tab-size: 4;
+			overflow: visible;
+			overflow-x: visible;
+		}
+	}
+}
diff --git a/resources/scss/_main.scss b/resources/scss/_main.scss
index 8de41d6..d4d4019 100644
--- a/resources/scss/_main.scss
+++ b/resources/scss/_main.scss
@@ -257,29 +257,6 @@ main {
 		}
 	}
 
-	.commands {
-		margin-bottom: 1rem;
-		line-height: 1.35;
-
-		.step {
-			counter-reset: step-command-counter;
-
-			.counter {
-				display: inline-block;
-				margin-top: 0.15rem;
-
-				&::before {
-					counter-increment: step-command-counter;
-					content: counter(step-command-counter);
-				}
-			}
-
-			& > span:first-of-type .counter {
-				margin-top: 0;
-			}
-		}
-	}
-
 	.file {
 		margin-bottom: 2rem;
 
@@ -301,27 +278,4 @@ main {
 			left: -9999px;
 		}
 	}
-
-	.commands,
-	.file .code {
-		overflow-x: auto;
-		font-size: 0.75rem;
-		line-height: 1.25;
-		background-color: #f8f8f8;
-		border: 1px solid #e8e8e8;
-
-		pre {
-			margin-bottom: 0;
-			font-size: inherit;
-
-			code {
-				display: block;
-				padding: 8px 8px 12px;
-				-moz-tab-size: 4;
-				tab-size: 4;
-				overflow: visible;
-				overflow-x: visible;
-			}
-		}
-	}
 }
diff --git a/resources/scss/_steps.scss b/resources/scss/_steps.scss
index 96bc05e..dd9efba 100644
--- a/resources/scss/_steps.scss
+++ b/resources/scss/_steps.scss
@@ -1,5 +1,5 @@
 section.steps {
-	ol {
+	ol.step-icons {
 		display: flex;
 		flex-direction: row;
 		list-style: none;
@@ -165,4 +165,27 @@ section.steps {
 			}
 		}
 	}
+
+	.commands {
+		margin-bottom: 1rem;
+		line-height: 1.35;
+
+		.step {
+			counter-reset: step-command-counter;
+
+			.counter {
+				display: inline-block;
+				margin-top: 0.15rem;
+
+				&::before {
+					counter-increment: step-command-counter;
+					content: counter(step-command-counter);
+				}
+			}
+
+			& > span:first-of-type .counter {
+				margin-top: 0;
+			}
+		}
+	}
 }
diff --git a/resources/scss/app.scss b/resources/scss/app.scss
index 999ae90..a12ad8a 100644
--- a/resources/scss/app.scss
+++ b/resources/scss/app.scss
@@ -11,6 +11,7 @@
 @import 'header';
 @import 'steps';
 @import 'main';
+@import 'codes';
 @import 'sidebar';
 @import 'footer';
 
diff --git a/resources/scss/layout/_do.scss b/resources/scss/layout/_do.scss
index 8149482..8c9366e 100644
--- a/resources/scss/layout/_do.scss
+++ b/resources/scss/layout/_do.scss
@@ -56,6 +56,62 @@
 		background-color: #e5e5e5;
 	}
 
+	.nav-pills {
+		margin: 25px 0;
+		background-color: #ffffff;
+		border: 1px solid #dde1e8;
+		border-radius: 5px;
+		overflow: hidden;
+
+		.nav-item {
+			&:first-child {
+				.nav-link {
+
+					border-top-left-radius: 3px;
+					border-bottom-left-radius: 3px;
+				}
+			}
+
+			&:last-child {
+				.nav-link {
+					border-top-right-radius: 3px;
+					border-bottom-right-radius: 3px;
+					border-right: 0;
+				}
+			}
+
+			&.disabled {
+				pointer-events: none;
+				user-select: none;
+				opacity: 0.4;
+			}
+
+			.nav-link {
+				cursor: pointer;
+				position: relative;
+				border-right: 1px solid #dde1e8;
+				border-radius: 0;
+
+				&.active {
+					background-color: #0069ff;
+
+					&:hover {
+						color: #ffffff;
+					}
+				}
+
+				&.visited {
+					background-color: #dfeeff;
+				}
+			}
+		}
+	}
+
+	.tab-navigation-buttons {
+		margin: 20px 0 32px;
+		text-align: right;
+	}
+
 	header {
 		padding: 0;
 		background-color: #031b4e;
@@ -220,73 +276,30 @@
 				}
 			}
 
-			.nav-pills {
-				margin: 25px 0;
-				background-color: #ffffff;
-				border: 1px solid #dde1e8;
-				border-radius: 5px;
-				overflow: hidden;
+			.nav-pills .nav-item .nav-link {
+				&.changed {
+					font-weight: 700;
 
-				.nav-item {
-					&:first-child {
-						.nav-link {
+					small {
+						display: inline;
+						color: #ccc;
+						top: 52.5%;
 
-							border-top-left-radius: 3px;
-							border-bottom-left-radius: 3px;
+						@include media-breakpoint-up(xl) {
+							padding-left: 0.3rem;
 						}
 					}
+				}
 
-					&:last-child {
-						.nav-link {
-							border-top-right-radius: 3px;
-							border-bottom-right-radius: 3px;
-							border-right: 0;
-						}
-					}
+				small {
+					position: absolute;
+					top: 50%;
+					transform: translateY(-50%);
+					display: none;
+					color: #999;
 
-					.nav-link {
-						cursor: pointer;
-						position: relative;
-						border-right: 1px solid #dde1e8;
-						border-radius: 0;
-
-						&.active {
-							background-color: #0069ff;
-
-							&:hover {
-								color: #ffffff;
-							}
-						}
-
-						&.changed {
-							font-weight: 700;
-
-							small {
-								display: inline;
-								color: #ccc;
-								top: 52.5%;
-
-								@include media-breakpoint-up(xl) {
-									padding-left: 0.3rem;
-								}
-							}
-						}
-
-						&.visited {
-							background-color: #dfeeff;
-						}
-
-						small {
-							position: absolute;
-							top: 50%;
-							transform: translateY(-50%);
-							display: none;
-							color: #999;
-
-							@include media-breakpoint-down(lg) {
-								right: 0.25rem;
-							}
-						}
+					@include media-breakpoint-down(lg) {
+						right: 0.25rem;
 					}
 				}
 			}
@@ -324,11 +337,6 @@
 				}
 			}
 
-			.tab-navigation-buttons {
-				margin: 20px 0 32px;
-				text-align: right;
-			}
-
 			.btn-outline-light {
 				box-shadow: none !important;
 				color: #666;
@@ -354,4 +362,44 @@
 			}
 		}
 	}
+
+	section.steps {
+		margin-top: 53px;
+		margin-bottom: 37px;
+
+		.card {
+			border: 1px solid #dee2e6;
+			background-color: #fafafa;
+			padding: 0.5rem 40px 0.25rem;
+		}
+
+		.commands-do {
+			ol {
+				li + li{
+					margin-top: 1rem;
+				}
+			}
+			code {
+				background-color: #e5e8ed;
+				color: #3b4e76;
+				border: 1px solid #cbcdd3;
+				border-radius: 3px;
+				font-style: italic;
+				padding-left: 3px;
+				padding-right: 3px;
+			}
+		}
+	}
+
+	main .buttons {
+		margin-bottom: 30px;
+
+		.btn {
+			margin: 0 10px;
+			font-weight: 700;
+			font-size: 1rem;
+			padding-top: 0.5rem;
+			padding-bottom: 0.5rem;
+		}
+	}
 }