change textfield's theme

src/component/Common/Captcha/DefaultCaptcha.tsx

@@ -41,7 +41,7 @@ const DefaultCaptcha = ({ onStateChange, generation, noLabel, ...rest }: Default
           pr: 0.5,
         },
       }}
-      variant={"outlined"}
+      variant={"filled"}
       label={noLabel ? undefined : t("login.captcha")}
       onChange={(e) => setCaptcha(e.target.value)}
       value={captcha}

src/component/Common/Form/OutlineIconTextField.tsx

@@ -10,6 +10,7 @@ export const OutlineIconTextField = ({ icon, ...rest }: OutlineIconTextFieldProp
   return (
     <TextField
       {...rest}
+      variant="filled"
       slotProps={{
         input: {
           startAdornment: !isMobile && <InputAdornment position="start">{icon}</InputAdornment>,