Agrega archivo CSS

estilo.css

@@ -0,0 +1,49 @@
+body {
+    font-family: Arial, sans-serif;
+    margin: 0;
+    background-color: #f4f6f8;
+    color: #333;
+}
+
+header {
+    background-color: #2c3e50;
+    color: white;
+    padding: 20px;
+    text-align: center;
+}
+
+.container {
+    display: flex;
+    flex-wrap: wrap;
+    justify-content: center;
+    gap: 20px;
+    padding: 20px;
+}
+
+.card {
+    background-color: white;
+    border-radius: 10px;
+    padding: 20px;
+    width: 300px;
+    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
+}
+
+h2 {
+    margin-top: 0;
+    color: #2c3e50;
+}
+
+ul {
+    padding-left: 20px;
+}
+
+li {
+    margin-bottom: 8px;
+}
+
+@media (max-width: 600px) {
+    .card {
+        width: 100%;
+    }
+}
+