Updated the install css file to fit with the current piwik style

plugins/Installation/stylesheets/installation.css

@@ -3,7 +3,7 @@ div.both {
 }
 
 body {
-    background-color: #FFFBF9;
+    background-color: #fff;
     text-align: center;
     font-family: Arial, Georgia, "Times New Roman", Times, serif;
     font-size: 17px;
@@ -41,18 +41,22 @@ p {
 }
 
 h2 {
-    font-size: 20px;
-    color: #666666;
+    font-size: 24px;
+    font-family: Verdana, sans-serif;
+    color: #0d0d0d;
     border-bottom: 1px solid #DADADA;
     padding: 0 0 7px;
 }
 
 h3 {
     margin-top: 10px;
-    font-size: 17px;
-    color: #3F5163;
+    font-family: Verdana, sans-serif;
+    color: #0d0d0d;
+    font-size: 20px;
 }
 
+
+
 code {
     font-size: 80%;
 }
@@ -124,7 +128,8 @@ code {
     font-size: 90%;
     line-height: 1.4em;
     width: 860px;
-    border: 1px solid #7A5A3F;
+    border: 1px solid #d9d9d9;
+    box-shadow: 0 1px 1px rgba(204,204,204,0.5);
     margin: auto;
     background: #FFFFFF;
     padding: 0.2em 2em 2em 2em;
@@ -170,7 +175,7 @@ p.nextStep a {
 }
 
 td {
-    border: 1px solid rgb(198, 205, 216);
+    background-color: #f2f2f2;
     border-top-color: #FFF;
     color: #444;
     padding: 0.5em 0.5em 0.5em 0.8em;

plugins/Installation/templates/_systemCheckSection.twig

@@ -151,7 +151,7 @@
 </table>
 <br/>
 
-<h2>{{ 'Installation_Optional'|translate }}</h2>
+<h3>{{ 'Installation_Optional'|translate }}</h3>
 <table class="infos" id="systemCheckOptional">
     <tr>
         <td class="label">{{ 'Installation_SystemCheckFileIntegrity'|translate }}</td>

plugins/Installation/templates/layout.twig

@@ -67,7 +67,7 @@
         <br/>
         <br/>
 
-        <h3>{{ 'Installation_InstallationStatus'|translate }}</h3>
+        <h4>{{ 'Installation_InstallationStatus'|translate }}</h4>
 
         <div id="progressbar" data-progress="{{ percentDone }}"></div>
         {{ 'Installation_PercentDone'|translate(percentDone) }}

plugins/Installation/templates/systemCheck.twig

@@ -16,7 +16,7 @@
     <br style="clear:both;">
 {% endif %}
 
-<h3>{{ 'Installation_SystemCheck'|translate }}</h3>
+<h2>{{ 'Installation_SystemCheck'|translate }}</h2>
 <br/>
 {% include "@Installation/_systemCheckSection.twig" %}
 
@@ -28,4 +28,4 @@
     </p>
     {% include "@Installation/_systemCheckLegend.twig" %}
 {% endif %}
-{% endblock %}
\ No newline at end of file
+{% endblock %}