refactor: ♻️ 登录界面样式精简

src/styles/login.scss

@@ -16,12 +16,7 @@
     align-items: center;
     justify-content: flex-end;
     width: 100%;
-    padding: 12px;
+    padding: 10px;
-  }
-
-  .lang-select {
-    margin-left: 0.5rem;
-    cursor: pointer;
   }
 
   .login-card {

src/views/login/index.vue

@@ -9,7 +9,7 @@
         inactive-icon="Sunny"
         @change="toggleTheme"
       />
-      <lang-select class="lang-select" />
+      <lang-select class="ml-2 cursor-pointer" />
     </div>
     <!-- 登录表单 -->
     <el-card class="login-card">