chore: constants file, styling, and seek component

src/components/Seek/Seek.js

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+import React from "react";
+import styled from "@emotion/styled";
+
+import { SIZES } from "../../styles/constants";
+
+const SeekHeader = styled.header`
+  display: flex;
+  flex-direction: row;
+  justify-content: space-between;
+  align-items: center;
+  margin-top: ${SIZES.normal};
+`;
+const SeekH1 = styled.h1`
+  display: block;
+  font-size: ${SIZES.normal};
+`;
+const SeekArrows = styled.div``;
+
+const Seek = ({ title = "", prev = "", next = "" }) => (
+  <React.Fragment>
+    <SeekHeader>
+      <SeekH1>{title}</SeekH1>
+      <SeekArrows>asdf</SeekArrows>
+    </SeekHeader>
+    <hr />
+  </React.Fragment>
+);
+
+export default Seek;

src/components/Seek/index.js

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+import Seek from "./Seek";
+export default Seek;