fix: fixes search styling nits (#5446)

* fixes search styling nits

* Improve box contrast in dark mode

src/components/NavBar/SearchBar.tsx

@@ -25,7 +25,7 @@ import * as styles from './SearchBar.css'
 import { SearchBarDropdown } from './SearchBarDropdown'
 
 const KeyShortCut = styled.div`
-  background-color: ${({ theme }) => theme.searchOutline};
+  background-color: ${({ theme }) => theme.hoverState};
   color: ${({ theme }) => theme.textSecondary};
   padding: 0px 8px;
   width: 20px;

src/nft/css/common.css.ts

@@ -89,7 +89,7 @@ export const magicalGradient = style({
     '&::before': {
       content: '',
       position: 'absolute',
-      inset: 0,
+      inset: '-1px',
       background: 'linear-gradient(91.46deg, #4673FA 0%, #9646FA 100.13%) border-box',
       borderColor: 'transparent',
       WebkitMask: 'linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);',