fix(react): set minimum width for card component in SignIn and SignUp styles

Author: brionmario

packages/react/src/components/presentation/SignIn/BaseSignIn.tsx

@@ -295,6 +295,7 @@ const useStyles = () => {
     () => ({
       card: {
         gap: `calc(${theme.vars.spacing.unit} * 2)`,
+        minWidth: '420px',
       } as CSSProperties,
       header: {
         gap: 0,

packages/react/src/components/presentation/SignUp/BaseSignUp.tsx

@@ -132,6 +132,7 @@ const useStyles = () => {
     () => ({
       card: {
         gap: `calc(${theme.vars.spacing.unit} * 2)`,
+        minWidth: '420px',
       } as CSSProperties,
       header: {
         gap: 0,