新主题，先不要发版

src/styles/app/main.scss

@@ -21,30 +21,3 @@ html, body, #app {
     background-color: transparent;
 }
 
-
-//左边树的
-.hc-page-left-tree {
-    .hc-project-box {
-        position: relative;
-        display: flex;
-        align-items: flex-start;
-        .hc-project-icon-box {
-            font-size: 28px;
-            color: var(--el-color-primary);
-        }
-        .project-name {
-            flex: auto;
-            position: relative;
-            overflow: hidden;
-            font-size: 15px;
-            color: var(--el-color-primary);
-        }
-    }
-    .hc-tree-box {
-        position: relative;
-        height: 100%;
-        .el-scrollbar__bar.is-vertical {
-            right: -8px;
-        }
-    }
-}