Design fixes (#696)

* Design fixes

* Fix design

* unused code

* Fix tests

front/src/modules/ui/dropdown/components/DropdownMenuItemsContainer.tsx

@@ -0,0 +1,19 @@
+import styled from '@emotion/styled';
+
+export const DropdownMenuItemsContainer = styled.div<{
+  hasMaxHeight?: boolean;
+}>`
+  --padding: ${({ theme }) => theme.spacing(1)};
+
+  align-items: flex-start;
+  display: flex;
+
+  flex-direction: column;
+  gap: 2px;
+  height: 100%;
+  max-height: ${({ hasMaxHeight }) => (hasMaxHeight ? '180px' : 'none')};
+  overflow-y: auto;
+
+  padding: var(--padding);
+  width: calc(100% - 2 * var(--padding));
+`;