diff --git a/src/components/AuthForm.css b/src/components/AuthForm.css
index 8eb1d0a..0348f50 100644
--- a/src/components/AuthForm.css
+++ b/src/components/AuthForm.css
@@ -7,55 +7,58 @@
     min-height: 100vh;
     background-color: #f5f5f5;
     padding: 20px;
-  }
-  
-  .auth-title {
+}
+
+.auth-title {
     color: #333;
     font-size: 2.5rem;
     margin-bottom: 2rem;
     text-align: center;
-  }
-  
-  .auth-form-wrapper {
+}
+
+.auth-form-wrapper {
     width: 100%;
     max-width: 400px;
     background: white;
     padding: 2rem;
     border-radius: 8px;
     box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
-  }
-  
-  .auth-form {
+}
+
+.auth-form {
     display: flex;
     flex-direction: column;
     gap: 1rem;
-  }
-  
-  .auth-form h2 {
+}
+
+.auth-form h2 {
     color: #333;
     text-align: center;
     margin-bottom: 1.5rem;
-  }
-  
-  .form-group {
+}
+
+.form-group {
     display: flex;
     flex-direction: column;
     gap: 0.5rem;
-  }
-  
-  .form-group input {
+}
+
+.form-group input {
     padding: 0.8rem;
     border: 1px solid #ddd;
     border-radius: 4px;
     font-size: 1rem;
-  }
-  
-  .form-group input:focus {
+    width: 100%;
+    box-sizing: border-box; /* 确保padding不会影响宽度 */
+    height: 42px; /* 固定高度 */
+}
+
+.form-group input:focus {
     outline: none;
     border-color: #007bff;
-  }
-  
-  .auth-button {
+}
+
+.auth-button {
     padding: 0.8rem;
     background-color: #007bff;
     color: white;
@@ -64,18 +67,19 @@
     font-size: 1rem;
     cursor: pointer;
     transition: background-color 0.3s;
-  }
-  
-  .auth-button:hover {
+    height: 42px; /* 与输入框高度一致 */
+}
+
+.auth-button:hover {
     background-color: #0056b3;
-  }
-  
-  .auth-button:disabled {
+}
+
+.auth-button:disabled {
     background-color: #cccccc;
     cursor: not-allowed;
-  }
-  
-  .auth-switch {
+}
+
+.auth-switch {
     display: flex;
     justify-content: center;
     align-items: center;
@@ -83,9 +87,9 @@
     margin-top: 1rem;
     font-size: 0.9rem;
     color: #666;
-  }
-  
-  .switch-button {
+}
+
+.switch-button {
     background: none;
     border: none;
     color: #007bff;
@@ -93,17 +97,17 @@
     text-decoration: underline;
     font-size: 0.9rem;
     padding: 0;
-  }
-  
-  .switch-button:hover {
+}
+
+.switch-button:hover {
     color: #0056b3;
-  }
-  
-  .error-message {
+}
+
+.error-message {
     color: #dc3545;
     background-color: #f8d7da;
     padding: 0.5rem;
     border-radius: 4px;
     text-align: center;
     margin-bottom: 1rem;
-  }
\ No newline at end of file
+}
\ No newline at end of file