add/update/delete servers

app/components/Modal/Modal.tsx

@@ -0,0 +1,33 @@
+import React from 'react';
+
+import './Modal.scss';
+
+interface Props {
+  isOpen: boolean;
+  title: string;
+  onClose?(): any;
+}
+
+export class Modal extends React.Component<Props, any> {
+  constructor(props: Props) {
+    super(props);
+  }
+
+  public render(): any {
+    const { isOpen, onClose, title } = this.props;
+
+    const hiddenClass = !isOpen ? 'CustomModal--hidden' : '';
+
+    return (
+      <div className={'CustomModal__base ' + hiddenClass}>
+        <div className="CustomModal__content">
+          <div className="CustomModal__header">
+            <h3>{title}</h3>
+          </div>
+          {this.props.children}
+        </div>
+        <div className="CustomModal__overlay" onClick={onClose.bind(this)} />
+      </div>
+    );
+  }
+}