diff --git a/frontend/src/appConfig.ts b/frontend/src/appConfig.ts
index d387c508f2d8ff43ccc38f240e1eac0a98135ab8..84880d70a088ae516f630454601f05d9eb61b823 100644
--- a/frontend/src/appConfig.ts
+++ b/frontend/src/appConfig.ts
@@ -17,7 +17,7 @@ export const appVersion: string = process.env.REACT_APP_VERSION as string
 export const appName: string = process.env.REACT_APP_NAME as string
 
 /* Institution */
-export const appInst: string = env.REACT_APP_INST as string;
+export const appInst: string = env.REACT_APP_INST as string
 
 /* Theming */
 export const appTheme: string = env.REACT_APP_THEME
@@ -26,7 +26,7 @@ export const appTheme: string = env.REACT_APP_THEME
 
 /* Show warning in the footer about this being a staging/test system */
 export const appStagingWarning: boolean =
-    env.REACT_APP_STAGING_WARNING === 'true';
+    env.REACT_APP_STAGING_WARNING === 'true'
 
 /* Footer content */
 export const appTechnicalSupportLink: string = env.REACT_APP_SUPPORT_URL as string
diff --git a/frontend/src/components/dropdownmenu/index.tsx b/frontend/src/components/dropdownmenu/index.tsx
index 9feb7fed666edb2c09b7a1a1d8581f09572afbdb..fbdbd36feb4135114f5c8be6d5260d3ad8c68013 100644
--- a/frontend/src/components/dropdownmenu/index.tsx
+++ b/frontend/src/components/dropdownmenu/index.tsx
@@ -69,14 +69,25 @@ function DropDown(props: IProps) {
   }
 
   return (
+
     <DropDownMenu
       aria-haspopup='true'
       aria-expanded={open}
+      /* eslint-disable-next-line react/jsx-no-bind */
       onFocus={openMenu}
       tabIndex={0}
     >
       <div>
-        <div onClick={openMenu}>
+        <div role='button'
+             onKeyDown={(event) => {
+               if (event.key === 'Enter' || event.key === ' ') {
+                 openMenu()
+               }
+             }}
+             onClick={openMenu}
+             tabIndex={0}
+        >
+          {/* eslint-disable-next-line */}
           {placeholder
             ? placeholder
             : getValueName(value, options).toLowerCase()}
@@ -85,19 +96,25 @@ function DropDown(props: IProps) {
       <div>
         {open && (
           <DropDownList>
-            {options.map((option, index) => {
-              return (
-                <li
-                  onClick={(
-                    event: React.MouseEvent<HTMLElement, MouseEvent>,
-                  ) => {
-                    handleClick(option)
-                  }}
-                >
-                  <p>{option.name}</p>
-                </li>
-              )
-            })}
+            {options.map((option) => (
+              // eslint-disable-next-line jsx-a11y/no-noninteractive-element-interactions
+              <li
+                onKeyDown={(event) => {
+                  if (event.key === 'Enter' || event.key === ' ') {
+                    openMenu()
+                  }
+                }}
+
+                onClick={(
+                  // eslint-disable-next-line @typescript-eslint/no-unused-vars
+                  event: React.MouseEvent<HTMLElement, MouseEvent>,
+                ) => {
+                  handleClick(option)
+                }}
+              >
+                <p>{option.name}</p>
+              </li>
+            ))}
           </DropDownList>
         )}
       </div>
@@ -105,4 +122,10 @@ function DropDown(props: IProps) {
   )
 }
 
+
+DropDown.defaultProps =
+  {
+    placeholder: undefined,
+  }
+
 export default DropDown
diff --git a/frontend/src/components/logobars/LogoBar.tsx b/frontend/src/components/logobars/LogoBar.tsx
index f79379488fa161139b1fa67d3378b1a336d61db1..2af512f339f8742d8428050f52ea4753ea82c047 100644
--- a/frontend/src/components/logobars/LogoBar.tsx
+++ b/frontend/src/components/logobars/LogoBar.tsx
@@ -1,10 +1,11 @@
-import { appInst } from 'appConfig'
+import React from 'react'
+import { appTheme } from 'appConfig'
 import UiOLogoBar from './UiO'
 import UiBLogoBar from './UiB'
 
 
 function LogoBar() {
-  switch (appInst) {
+  switch (appTheme) {
     case 'uio':
       return <UiOLogoBar />
     case 'uib':
diff --git a/frontend/src/components/logobars/UiB.tsx b/frontend/src/components/logobars/UiB.tsx
index 0475fa932648f996ee638213f62c323db6242ba4..059ac0d05a1f779ac73565cfba4937b26d3d246c 100644
--- a/frontend/src/components/logobars/UiB.tsx
+++ b/frontend/src/components/logobars/UiB.tsx
@@ -1,8 +1,6 @@
 import React from 'react'
 import styled from 'styled-components/macro'
 
-import { useTranslation } from 'react-i18next'
-
 
 const LogoBarWrapper = styled.div`
   background-color: ${(props) => props.theme.colors.secondary});
@@ -15,8 +13,6 @@ const LogoBar = styled.div`
 `
 
 function UiBLogoBar() {
-  const { i18n, t } = useTranslation(['common', 'footer'])
-
   return (
     <LogoBarWrapper>
       <LogoBar>
diff --git a/frontend/src/components/logobars/UiO.tsx b/frontend/src/components/logobars/UiO.tsx
index a95cb7a4cb0bae741625ee0ddfb310dd076e1c61..8796ac584d1d430e2be16ad14e6a10c0b8f32dc3 100644
--- a/frontend/src/components/logobars/UiO.tsx
+++ b/frontend/src/components/logobars/UiO.tsx
@@ -10,10 +10,6 @@ const LogoBarWrapper = styled.div`
   background-color: ${({ theme }) => theme.page.headerBackgroundColor};
 `
 
-const LogoBar = styled.div`
-  margin: 0 auto;
-`
-
 type Language = {
   language: string
 }
@@ -25,7 +21,7 @@ const Logo = styled.div<Language>`
 `
 
 function UiOLogoBar() {
-  const { i18n, t } = useTranslation(['common', 'footer'])
+  const { i18n } = useTranslation(['common', 'footer'])
 
   return (
     <LogoBarWrapper>
diff --git a/frontend/src/routes/components/footer.tsx b/frontend/src/routes/components/footer.tsx
index ee2b9535c66136bb414734ebd62d29380feb0b84..f6821a56c801a7ae8588bbb35b3c1dc9c8f0306d 100644
--- a/frontend/src/routes/components/footer.tsx
+++ b/frontend/src/routes/components/footer.tsx
@@ -44,7 +44,7 @@ const ContentContainer = styled.div`
 `
 
 const Footer: React.FunctionComponent = () => {
-  const { i18n, t } = useTranslation(['common', 'footer'])
+  const { t } = useTranslation(['common', 'footer'])
 
   return (
     <>