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+++ b/index.html
@@ -48,13 +48,13 @@ <h2>Features</h2>
         <div class="features">
           <div class="feature">
             <img src="images/feature-det.png">
-            <h3>Deterministic Programs</h3>
-            <p>Create and share regular programs just in your browser. From simple calculators to complex environmental models.</p>
+            <h3>Visual Programming</h3>
+            <p>Create and share programs directly in your browser, ranging from simple calculators to complex environmental models.</p>
           </div>
           <div class="feature">
             <img src="images/feature-prob.png">
             <h3>Stochastic Modeling</h3>
-            <p>Use 24 probability distributions to build various stochastic models. Analyze results with histograms and summary statistics.</p>
+            <p>Utilize 24 probability distributions to construct diverse stochastic models. Analyze results using histograms and summary statistics.</p>
           </div>
           <div class="feature">
             <img src="images/feature-bayes.png">
@@ -62,9 +62,9 @@ <h3>Bayesian Inference</h3>
             <p>Estimate posterior distributions of model parameters using Variational Inference and Markov Chain Monte Carlo methods.</p>
           </div>
           <div class="feature">
-            <img src="images/feature-nn.png">
-            <h3>Neural Networks</h3>
-            <p>Create and train deep neural networks using a simple and intuitive graphical user interface.</p>
+            <img src="images/feature-constraint.png">
+            <h3>Constraint Solving</h3>
+            <p>Develop constraint-based models and estimate or optimize unknown parameters using a built-in SMT solver.</p>
           </div>
         </div>
           </div>
@@ -111,17 +111,6 @@ <h2>Examples</h2>
         </div>
       </div>
     </section>
-    <section style="background: #F2F2F2">
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