Created custom Loader component

website/src/Modal/WaitModal.js

@@ -4,14 +4,17 @@ import { Dimmer, Loader, Text } from 'ui'
 
 export class WaitModal extends React.Component {
   static propTypes = {
-    message: PropTypes.string.isRequired
+    active: PropTypes.bool.isRequired,
+    message: PropTypes.string,
   }
 
   render() {
+    const { active, message } = this.props
+
     return (
-      <Dimmer>
+      <Dimmer active={active}>
         <Loader />
-        {this.props.message && <Text size='Huge'>{this.props.message}...</Text>}
+        {message && <Text size='huge' color='inverse'>{message}</Text>}
       </Dimmer>
     )
   }