diff --git a/web/src/components/auth/LoginForm.js b/web/src/components/auth/LoginForm.js
index 1d532efd..6ed309b5 100644
--- a/web/src/components/auth/LoginForm.js
+++ b/web/src/components/auth/LoginForm.js
@@ -325,7 +325,6 @@ const LoginForm = () => {
                     className="w-full h-12 flex items-center justify-center !rounded-full border border-gray-200 hover:bg-gray-50 transition-colors"
                     type="tertiary"
                     icon={<Icon svg={<WeChatIcon />} style={{ color: '#07C160' }} />}
-                    size="large"
                     onClick={onWeChatLoginClicked}
                     loading={wechatLoading}
                   >
@@ -339,7 +338,6 @@ const LoginForm = () => {
                     className="w-full h-12 flex items-center justify-center !rounded-full border border-gray-200 hover:bg-gray-50 transition-colors"
                     type="tertiary"
                     icon={<IconGithubLogo size="large" />}
-                    size="large"
                     onClick={handleGitHubClick}
                     loading={githubLoading}
                   >
@@ -353,7 +351,6 @@ const LoginForm = () => {
                     className="w-full h-12 flex items-center justify-center !rounded-full border border-gray-200 hover:bg-gray-50 transition-colors"
                     type="tertiary"
                     icon={<OIDCIcon style={{ color: '#1877F2' }} />}
-                    size="large"
                     onClick={handleOIDCClick}
                     loading={oidcLoading}
                   >
@@ -367,7 +364,6 @@ const LoginForm = () => {
                     className="w-full h-12 flex items-center justify-center !rounded-full border border-gray-200 hover:bg-gray-50 transition-colors"
                     type="tertiary"
                     icon={<LinuxDoIcon style={{ color: '#E95420', width: '20px', height: '20px' }} />}
-                    size="large"
                     onClick={handleLinuxDOClick}
                     loading={linuxdoLoading}
                   >
@@ -393,7 +389,6 @@ const LoginForm = () => {
                   type="primary"
                   className="w-full h-12 flex items-center justify-center bg-black text-white !rounded-full hover:bg-gray-800 transition-colors"
                   icon={<IconMail size="large" />}
-                  size="large"
                   onClick={handleEmailLoginClick}
                   loading={emailLoginLoading}
                 >
@@ -441,7 +436,6 @@ const LoginForm = () => {
                   label={t('用户名或邮箱')}
                   placeholder={t('请输入您的用户名或邮箱地址')}
                   name="username"
-                  size="large"
                   onChange={(value) => handleChange('username', value)}
                   prefix={<IconMail />}
                 />
@@ -452,7 +446,6 @@ const LoginForm = () => {
                   placeholder={t('请输入您的密码')}
                   name="password"
                   mode="password"
-                  size="large"
                   onChange={(value) => handleChange('password', value)}
                   prefix={<IconLock />}
                 />
@@ -463,7 +456,6 @@ const LoginForm = () => {
                     className="w-full !rounded-full"
                     type="primary"
                     htmlType="submit"
-                    size="large"
                     onClick={handleSubmit}
                     loading={loginLoading}
                   >
@@ -474,7 +466,6 @@ const LoginForm = () => {
                     theme="borderless"
                     type='tertiary'
                     className="w-full !rounded-full"
-                    size="large"
                     onClick={handleResetPasswordClick}
                     loading={resetPasswordLoading}
                   >
@@ -494,7 +485,6 @@ const LoginForm = () => {
                       theme="outline"
                       type="tertiary"
                       className="w-full !rounded-full"
-                      size="large"
                       onClick={handleOtherLoginOptionsClick}
                       loading={otherLoginOptionsLoading}
                     >
@@ -534,7 +524,6 @@ const LoginForm = () => {
         onOk={onSubmitWeChatVerificationCode}
         onCancel={() => setShowWeChatLoginModal(false)}
         okText={t('登录')}
-        size="small"
         centered={true}
         okButtonProps={{
           loading: wechatCodeSubmitLoading,
@@ -548,7 +537,7 @@ const LoginForm = () => {
           <p>{t('微信扫码关注公众号，输入「验证码」获取验证码（三分钟内有效）')}</p>
         </div>
 
-        <Form size="large">
+        <Form>
           <Form.Input
             field="wechat_verification_code"
             placeholder={t('验证码')}
diff --git a/web/src/components/auth/PasswordResetConfirm.js b/web/src/components/auth/PasswordResetConfirm.js
index 638c2536..7c35b84b 100644
--- a/web/src/components/auth/PasswordResetConfirm.js
+++ b/web/src/components/auth/PasswordResetConfirm.js
@@ -131,7 +131,6 @@ const PasswordResetConfirm = () => {
                     field="email"
                     label={t('邮箱')}
                     name="email"
-                    size="large"
                     disabled={true}
                     prefix={<IconMail />}
                     placeholder={email ? '' : t('等待获取邮箱信息...')}
@@ -142,7 +141,6 @@ const PasswordResetConfirm = () => {
                       field="newPassword"
                       label={t('新密码')}
                       name="newPassword"
-                      size="large"
                       disabled={true}
                       prefix={<IconLock />}
                       suffix={
@@ -167,7 +165,6 @@ const PasswordResetConfirm = () => {
                       className="w-full !rounded-full"
                       type="primary"
                       htmlType="submit"
-                      size="large"
                       onClick={handleSubmit}
                       loading={loading}
                       disabled={disableButton || newPassword || !isValidResetLink}
diff --git a/web/src/components/auth/PasswordResetForm.js b/web/src/components/auth/PasswordResetForm.js
index a8e4a4d6..93bedae2 100644
--- a/web/src/components/auth/PasswordResetForm.js
+++ b/web/src/components/auth/PasswordResetForm.js
@@ -120,7 +120,6 @@ const PasswordResetForm = () => {
                     label={t('邮箱')}
                     placeholder={t('请输入您的邮箱地址')}
                     name="email"
-                    size="large"
                     value={email}
                     onChange={handleChange}
                     prefix={<IconMail />}
@@ -132,7 +131,6 @@ const PasswordResetForm = () => {
                       className="w-full !rounded-full"
                       type="primary"
                       htmlType="submit"
-                      size="large"
                       onClick={handleSubmit}
                       loading={loading}
                       disabled={disableButton}
diff --git a/web/src/components/auth/RegisterForm.js b/web/src/components/auth/RegisterForm.js
index 5df3bd04..a216c6f3 100644
--- a/web/src/components/auth/RegisterForm.js
+++ b/web/src/components/auth/RegisterForm.js
@@ -322,7 +322,6 @@ const RegisterForm = () => {
                     className="w-full h-12 flex items-center justify-center !rounded-full border border-gray-200 hover:bg-gray-50 transition-colors"
                     type="tertiary"
                     icon={<Icon svg={<WeChatIcon />} style={{ color: '#07C160' }} />}
-                    size="large"
                     onClick={onWeChatLoginClicked}
                     loading={wechatLoading}
                   >
@@ -336,7 +335,6 @@ const RegisterForm = () => {
                     className="w-full h-12 flex items-center justify-center !rounded-full border border-gray-200 hover:bg-gray-50 transition-colors"
                     type="tertiary"
                     icon={<IconGithubLogo size="large" />}
-                    size="large"
                     onClick={handleGitHubClick}
                     loading={githubLoading}
                   >
@@ -350,7 +348,6 @@ const RegisterForm = () => {
                     className="w-full h-12 flex items-center justify-center !rounded-full border border-gray-200 hover:bg-gray-50 transition-colors"
                     type="tertiary"
                     icon={<OIDCIcon style={{ color: '#1877F2' }} />}
-                    size="large"
                     onClick={handleOIDCClick}
                     loading={oidcLoading}
                   >
@@ -364,7 +361,6 @@ const RegisterForm = () => {
                     className="w-full h-12 flex items-center justify-center !rounded-full border border-gray-200 hover:bg-gray-50 transition-colors"
                     type="tertiary"
                     icon={<LinuxDoIcon style={{ color: '#E95420', width: '20px', height: '20px' }} />}
-                    size="large"
                     onClick={handleLinuxDOClick}
                     loading={linuxdoLoading}
                   >
@@ -390,7 +386,6 @@ const RegisterForm = () => {
                   type="primary"
                   className="w-full h-12 flex items-center justify-center bg-black text-white !rounded-full hover:bg-gray-800 transition-colors"
                   icon={<IconMail size="large" />}
-                  size="large"
                   onClick={handleEmailRegisterClick}
                   loading={emailRegisterLoading}
                 >
@@ -428,7 +423,6 @@ const RegisterForm = () => {
                   label={t('用户名')}
                   placeholder={t('请输入用户名')}
                   name="username"
-                  size="large"
                   onChange={(value) => handleChange('username', value)}
                   prefix={<IconUser />}
                 />
@@ -439,7 +433,6 @@ const RegisterForm = () => {
                   placeholder={t('输入密码，最短 8 位，最长 20 位')}
                   name="password"
                   mode="password"
-                  size="large"
                   onChange={(value) => handleChange('password', value)}
                   prefix={<IconLock />}
                 />
@@ -450,7 +443,6 @@ const RegisterForm = () => {
                   placeholder={t('确认密码')}
                   name="password2"
                   mode="password"
-                  size="large"
                   onChange={(value) => handleChange('password2', value)}
                   prefix={<IconLock />}
                 />
@@ -463,7 +455,6 @@ const RegisterForm = () => {
                       placeholder={t('输入邮箱地址')}
                       name="email"
                       type="email"
-                      size="large"
                       onChange={(value) => handleChange('email', value)}
                       prefix={<IconMail />}
                       suffix={
@@ -471,7 +462,6 @@ const RegisterForm = () => {
                           onClick={sendVerificationCode}
                           loading={verificationCodeLoading}
                           disabled={disableButton || verificationCodeLoading}
-                          size="small"
                         >
                           {disableButton ? `${t('重新发送')} (${countdown})` : t('获取验证码')}
                         </Button>
@@ -482,7 +472,6 @@ const RegisterForm = () => {
                       label={t('验证码')}
                       placeholder={t('输入验证码')}
                       name="verification_code"
-                      size="large"
                       onChange={(value) => handleChange('verification_code', value)}
                       prefix={<IconKey />}
                     />
@@ -495,7 +484,6 @@ const RegisterForm = () => {
                     className="w-full !rounded-full"
                     type="primary"
                     htmlType="submit"
-                    size="large"
                     onClick={handleSubmit}
                     loading={registerLoading}
                   >
@@ -515,7 +503,6 @@ const RegisterForm = () => {
                       theme="outline"
                       type="tertiary"
                       className="w-full !rounded-full"
-                      size="large"
                       onClick={handleOtherRegisterOptionsClick}
                       loading={otherRegisterOptionsLoading}
                     >
@@ -544,7 +531,6 @@ const RegisterForm = () => {
         onOk={onSubmitWeChatVerificationCode}
         onCancel={() => setShowWeChatLoginModal(false)}
         okText={t('登录')}
-        size="small"
         centered={true}
         okButtonProps={{
           loading: wechatCodeSubmitLoading,
@@ -558,7 +544,7 @@ const RegisterForm = () => {
           <p>{t('微信扫码关注公众号，输入「验证码」获取验证码（三分钟内有效）')}</p>
         </div>
 
-        <Form size="large">
+        <Form>
           <Form.Input
             field="wechat_verification_code"
             placeholder={t('验证码')}