Update styles.css

styles.css

@@ -0,0 +1,23 @@
+.appview-container .main .block-container {
+    max-width: 90%;
+}
+
+.title {
+    text-align: center;
+}
+  
+.text-center {
+    text-align: center;
+    max-width: 70%;
+    margin: 0 auto;
+}
+
+.pdf {
+    margin-top: 1rem;
+    display: block;
+    margin-left: auto;
+    margin-right: auto;
+    margin-bottom: 1rem;
+    width: 60%;
+    height: 100vh;
+}