Update login component styles for improved layout and responsiveness

src/assets/loginmini/style/home.less

@@ -1,5 +1,5 @@
 .login-content{
-  width: 90%;
+  width: 100%;
   opacity: 1;
   border-radius: 16px;
   box-shadow: 0px 4px 10px  rgba(44, 83, 100, 0.1);

src/views/system/loginmini/Login.vue

@@ -12,7 +12,7 @@
       </a-col>
     </a-row>
     
-      <div :span="12" class="login-box">
+      <div class="login-box">
         <div class="login-content">
           <div class="login-title">
             登录 {{ title }}
@@ -373,4 +373,5 @@ html[data-theme='dark'] {
   box-shadow: 0px 1px 2px  rgba(184, 200, 224, 0.22);
 
 }
+
 </style>