fix: 16 linting warnings

app/components/ButtonLink.js

@@ -0,0 +1,23 @@
+// @flow
+import * as React from "react";
+import styled from "styled-components";
+
+type Props = {
+  onClick: (ev: SyntheticEvent<>) => void,
+  children: React.Node,
+};
+
+export default function ButtonLink(props: Props) {
+  return <Button {...props} />;
+}
+
+const Button = styled.button`
+  margin: 0;
+  padding: 0;
+  border: 0;
+  color: ${(props) => props.theme.link};
+  line-height: inherit;
+  background: none;
+  text-decoration: none;
+  cursor: pointer;
+`;

app/components/InputSelect.js

@@ -9,11 +9,12 @@ import { Outline, LabelText } from "./Input";
 const Select = styled.select`
   border: 0;
   flex: 1;
-  padding: 8px 0;
+  padding: 4px 0;
   margin: 0 12px;
   outline: none;
   background: none;
   color: ${(props) => props.theme.text};
+  height: 30px;
 
   &:disabled,
   &::placeholder {

app/components/LanguagePrompt.js

@@ -4,6 +4,7 @@ import * as React from "react";
 import { Trans, useTranslation } from "react-i18next";
 import styled from "styled-components";
 import { languages, languageOptions } from "shared/i18n";
+import ButtonLink from "components/ButtonLink";
 import Flex from "components/Flex";
 import NoticeTip from "components/NoticeTip";
 import useCurrentUser from "hooks/useCurrentUser";
@@ -68,7 +69,7 @@ export default function LanguagePrompt() {
             like to change?
           </Trans>
           <br />
-          <a
+          <Link
             onClick={() => {
               auth.updateUser({
                 language,
@@ -77,14 +78,24 @@ export default function LanguagePrompt() {
             }}
           >
             {t("Change Language")}
-          </a>{" "}
-          &middot; <a onClick={ui.setLanguagePromptDismissed}>{t("Dismiss")}</a>
+          </Link>{" "}
+          &middot;{" "}
+          <Link onClick={ui.setLanguagePromptDismissed}>{t("Dismiss")}</Link>
         </span>
       </Flex>
     </NoticeTip>
   );
 }
 
+const Link = styled(ButtonLink)`
+  color: ${(props) => props.theme.almostBlack};
+  font-weight: 500;
+
+  &:hover {
+    text-decoration: underline;
+  }
+`;
+
 const LanguageIcon = styled(Icon)`
   margin-right: 12px;
 `;