chore: Remove custom VisuallyHidden component

app/components/Checkbox.js

@@ -1,8 +1,8 @@
 // @flow
 import * as React from "react";
+import { VisuallyHidden } from "reakit/VisuallyHidden";
 import styled from "styled-components";
 import HelpText from "components/HelpText";
-import VisuallyHidden from "components/VisuallyHidden";
 
 export type Props = {
   checked?: boolean,

app/components/Input.js

@@ -2,9 +2,9 @@
 import { observable } from "mobx";
 import { observer } from "mobx-react";
 import * as React from "react";
+import { VisuallyHidden } from "reakit/VisuallyHidden";
 import styled from "styled-components";
 import Flex from "components/Flex";
-import VisuallyHidden from "components/VisuallyHidden";
 
 const RealTextarea = styled.textarea`
   border: 0;

app/components/InputSelect.js

@@ -2,8 +2,8 @@
 import { observable } from "mobx";
 import { observer } from "mobx-react";
 import * as React from "react";
+import { VisuallyHidden } from "reakit/VisuallyHidden";
 import styled from "styled-components";
-import VisuallyHidden from "components/VisuallyHidden";
 import { Outline, LabelText } from "./Input";
 
 const Select = styled.select`

app/components/VisuallyHidden.js

@@ -1,13 +0,0 @@
-// @flow
-import styled from "styled-components";
-
-const VisuallyHidden = styled("span")`
-  position: absolute !important;
-  height: 1px;
-  width: 1px;
-  overflow: hidden;
-  clip: rect(1px 1px 1px 1px); /* IE6, IE7 */
-  clip: rect(1px, 1px, 1px, 1px);
-`;
-
-export default VisuallyHidden;