Update web/static/styles.css

web/static/styles.css

@@ -11,7 +11,7 @@ body {
 }
 #demo {
     margin-bottom: 20px;
-    width: 25%;
+    width: 75%;
     height: auto;
     box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
 }
@@ -172,7 +172,9 @@ visibility: visible; /* Show the tooltip on image hover */
     text-align: center;
     margin-bottom: 100px;
   }
- 
+ #demo {
+    width: 35%;
+ }
   .dropzone {
     min-height: 225px;
     width: 40%;