diff --git a/index.php b/index.php
index 33dc3be..8b8138c 100644
--- a/index.php
+++ b/index.php
@@ -1,69 +1,69 @@
-<!DOCTYPE html>
-<html>
-  <head>
-    <meta charset="utf-8">
-    <title>Graf alternatiu FME</title>
-
-    <meta name=viewport content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
-
-    <link rel="stylesheet" href="https://fonts.googleapis.com/icon?family=Material+Icons">
-    <link rel="stylesheet" href="https://code.getmdl.io/1.3.0/material.blue_grey-blue.min.css" />
-
-    <style>
-    .mdl-card {
-      height: 320px;
-    }
-    .mdl-card > .mdl-card__title.graf {
-      color: #fff;
-      background: url("img/graf_screenshot.png") center top 15% no-repeat #46B6AC;
-    }
-    .misc {
-      color: #fff;
-      background: #00695C;
-    }
-    </style>
-  </head>
-  <body>
-    <div class="mdl-layout mdl-js-layout mdl-layout--fixed-header">
-      <header class="mdl-layout__header">
-        <div class="mdl-layout__header-row">
-          <!-- Title -->
-          <span class="mdl-layout-title">Graf alternatiu FME</span>
-        </div>
-      </header>
-      <main class="mdl-layout__content">
-        <div class="page-content">
-          <div class="mdl-grid">
-            <div class="mdl-shadow--2dp mdl-cell mdl-cell--4-col mdl-card">
-              <div class="mdl-card__title mdl-card--expand graf">
-                <h2 class="mdl-card__title-text">El graf</h2>
-              </div>
-              <div class="mdl-card__supporting-text">
-                Una versió de només lectura del graf, optimitzada per navegadors móvils i amb una interfície millorada.
-              </div>
-              <div class="mdl-card__actions mdl-card--border">
-                <a href="graf.php" class="mdl-button mdl-button--colored mdl-js-button mdl-js-ripple-effect">
-                  Vés-hi
-                </a>
-              </div>
-            </div>
-            <div class="mdl-shadow--2dp mdl-cell mdl-cell--4-col mdl-card">
-              <div class="mdl-card__title mdl-card--expand misc">
-                <h2 class="mdl-card__title-text">App de l'Assistent de Google</h2>
-              </div>
-              <div class="mdl-card__supporting-text">
-                Com a novetat, ara pots navegar el graf amb l'Assistent de Google! Disponible en castellà i en anglés.
-              </div>
-              <div class="mdl-card__actions mdl-card--border">
-                <a href="https://assistant.google.com/services/a/uid/000000249b9f19cb" class="mdl-button mdl-button--colored mdl-js-button mdl-js-ripple-effect">
-                  Vés-hi
-                </a>
-              </div>
-            </div>
-          </div>
-        </div>
-      </main>
-    </div>
-    <script defer src="https://code.getmdl.io/1.3.0/material.min.js"></script>
-  </body>
-</html>
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta charset="utf-8">
+    <title>Graf alternatiu FME</title>
+
+    <meta name=viewport content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
+
+    <link rel="stylesheet" href="https://fonts.googleapis.com/icon?family=Material+Icons">
+    <link rel="stylesheet" href="https://code.getmdl.io/1.3.0/material.blue_grey-blue.min.css" />
+
+    <style>
+    .mdl-card {
+      height: 320px;
+    }
+    .mdl-card > .mdl-card__title.graf {
+      color: #fff;
+      background: url("img/graf_screenshot.png") center top 15% no-repeat #46B6AC;
+    }
+    .misc {
+      color: #fff;
+      background: #00695C;
+    }
+    </style>
+  </head>
+  <body>
+    <div class="mdl-layout mdl-js-layout mdl-layout--fixed-header">
+      <header class="mdl-layout__header">
+        <div class="mdl-layout__header-row">
+          <!-- Title -->
+          <span class="mdl-layout-title">Graf alternatiu FME</span>
+        </div>
+      </header>
+      <main class="mdl-layout__content">
+        <div class="page-content">
+          <div class="mdl-grid">
+            <div class="mdl-shadow--2dp mdl-cell mdl-cell--4-col mdl-card">
+              <div class="mdl-card__title mdl-card--expand graf">
+                <h2 class="mdl-card__title-text">El graf</h2>
+              </div>
+              <div class="mdl-card__supporting-text">
+                Una versió de només lectura del graf, optimitzada per navegadors móvils i amb una interfície millorada.
+              </div>
+              <div class="mdl-card__actions mdl-card--border">
+                <a href="graf.php" class="mdl-button mdl-button--colored mdl-js-button mdl-js-ripple-effect">
+                  Vés-hi
+                </a>
+              </div>
+            </div>
+            <div class="mdl-shadow--2dp mdl-cell mdl-cell--4-col mdl-card">
+              <div class="mdl-card__title mdl-card--expand misc">
+                <h2 class="mdl-card__title-text">App de l'Assistent de Google</h2>
+              </div>
+              <div class="mdl-card__supporting-text">
+                Com a novetat, ara pots navegar el graf amb l'Assistent de Google! Disponible en castellà i en anglés.
+              </div>
+              <div class="mdl-card__actions mdl-card--border">
+                <a href="https://assistant.google.com/services/a/uid/000000249b9f19cb" class="mdl-button mdl-button--colored mdl-js-button mdl-js-ripple-effect">
+                  Vés-hi
+                </a>
+              </div>
+            </div>
+          </div>
+        </div>
+      </main>
+    </div>
+    <script defer src="https://code.getmdl.io/1.3.0/material.min.js"></script>
+  </body>
+</html>