Update shell.html

src/shell.html

@@ -76,7 +76,7 @@ jwE50AGjLCVuS8Yt4H7OgZLKK5EKOsLviEWJSL/+0uMi7gLUSBseYwqEbXvSHCec1CJvZPyHCmYQffaB
       canvas.emscripten { 
         border: 0px none; 
         background: black; 
-        width: 100% 
+        width: 100%;
       }
      
       .spinner {