minor on tutorial

Author: dzambon

…h-based-processing/dsai-school-2026.html …-based-processing/ndsai-school-2026.html_tutorials/graph-based-processing/dsai-school-2026.html renamed to _tutorials/graph-based-processing/ndsai-school-2026.html _tutorials/graph-based-processing/dsai-school-2026.html renamed to _tutorials/graph-based-processing/ndsai-school-2026.html

@@ -50,7 +50,7 @@ <h1>Material</h1>
 </section>
 <!-- Location section-->
 <section class="text-white py-0"
-    style="background-image: url(./img/.jpg); background-attachment: fixed; background-size: cover; background-position: center;">
+    style="background-attachment: fixed; background-size: cover; background-position: center;">
     <div class="w-100 h-100 py-5" style="backdrop-filter: brightness(0.5) blur(3px);">
         <div class="container px-4">
             <div class="row gx-4 justify-content-center">
@@ -62,7 +62,7 @@ <h1>Material</h1>
                     <!-- <p class="lead">
                             The USI-SUPSI PhD School in Applied Data Science and Artificial Intelligence organizes a week of advanced training dedicated to the latest statistical, computational, and machine learning methodologies for the analysis of dynamic, relational, and spatiotemporal data, 
                     </p> -->
-                    <p class="lead">The tutorial will take place on Thursday, 12th of February</a>, 9:00-12:00.
+                    <p class="lead">The tutorial will take place on Thursday, 12th of February</a>, 9:00-12:30.
                     </p>
                     <div class="d-flex flex-column flex-md-row justify-content-between align-items-center"
                         style="gap: 1.5em">