fix: 终端全屏问题 (#1313)

#### What this PR does / why we need it?

#### Summary of your change

#### Please indicate you've done the following:

- [ ] Made sure tests are passing and test coverage is added if needed.
- [ ] Made sure commit message follow the rule of [Conventional Commits specification](https://www.conventionalcommits.org/).
- [ ] Considered the docs impact and opened a new docs issue or PR with docs changes if needed.

frontend/src/layout/index.vue

@@ -39,6 +39,7 @@ let timer: NodeJS.Timer | null = null;
 
 const classObj = computed(() => {
     return {
+        fullScreen: globalStore.isFullScreen,
         hideSidebar: menuStore.isCollapse,
         openSidebar: !menuStore.isCollapse,
         mobile: globalStore.device === DeviceType.Mobile,
@@ -162,6 +163,12 @@ onMounted(() => {
         width: calc(100% - var(--panel-menu-hide-width));
     }
 }
+
+.fullScreen {
+    .main-container {
+        margin-left: 0px;
+    }
+}
 // for mobile response 适配移动端
 .mobile {
     .main-container {