diff --git a/src/assets/icons/svg/exit-fullscreen.svg b/src/assets/icons/svg/exit-fullscreen.svg
new file mode 100644
index 0000000..485c128
--- /dev/null
+++ b/src/assets/icons/svg/exit-fullscreen.svg
@@ -0,0 +1 @@
+<svg width="128" height="128" xmlns="http://www.w3.org/2000/svg"><path d="M49.217 41.329l-.136-35.24c-.06-2.715-2.302-4.345-5.022-4.405h-3.65c-2.712-.06-4.866 2.303-4.806 5.016l.152 19.164-24.151-23.79a6.698 6.698 0 0 0-9.499 0 6.76 6.76 0 0 0 0 9.526l23.93 23.713-18.345.074c-2.712-.069-5.228 1.813-5.64 5.02v3.462c.069 2.721 2.31 4.97 5.022 5.03l35.028-.207c.052.005.087.025.133.025l2.457.054a4.626 4.626 0 0 0 3.436-1.38c.88-.874 1.205-2.096 1.169-3.462l-.262-2.465c0-.048.182-.081.182-.136h.002zm52.523 51.212l18.32-.073c2.713.06 5.224-1.609 5.64-4.815v-3.462c-.068-2.722-2.317-4.97-5.021-5.04l-34.58.21c-.053 0-.086-.021-.138-.021l-2.451-.06a4.64 4.64 0 0 0-3.445 1.381c-.885.868-1.201 2.094-1.174 3.46l.27 2.46c.005.06-.177.095-.177.141l.141 34.697c.069 2.713 2.31 4.338 5.022 4.397l3.45.006c2.705.062 4.867-2.31 4.8-5.026l-.153-18.752 24.151 23.946a6.69 6.69 0 0 0 9.494 0 6.747 6.747 0 0 0 0-9.523L101.74 92.54v.001zM48.125 80.662a4.636 4.636 0 0 0-3.437-1.382l-2.457.06c-.05 0-.082.022-.137.022l-35.025-.21c-2.712.07-4.957 2.318-5.022 5.04v3.462c.409 3.206 2.925 4.874 5.633 4.814l18.554.06-24.132 23.928c-2.62 2.626-2.62 6.89 0 9.524a6.694 6.694 0 0 0 9.496 0l24.155-23.79-.155 18.866c-.06 2.722 2.094 5.093 4.801 5.025h3.65c2.72-.069 4.962-1.685 5.022-4.406l.141-34.956c0-.05-.182-.082-.182-.136l.262-2.46c.03-1.366-.286-2.592-1.166-3.46h-.001zM80.08 47.397a4.62 4.62 0 0 0 3.443 1.374l2.45-.054c.055 0 .088-.02.143-.028l35.08.21c2.712-.062 4.953-2.312 5.021-5.033l.009-3.463c-.417-3.211-2.937-5.084-5.64-5.025l-18.615-.073 23.917-23.715c2.63-2.623 2.63-6.879.008-9.513a6.691 6.691 0 0 0-9.494 0L92.251 26.016l.155-19.312c.065-2.713-2.097-5.085-4.802-5.025h-3.45c-2.713.069-4.954 1.693-5.022 4.406l-.139 35.247c0 .054.18.088.18.136l-.267 2.465c-.028 1.366.288 2.588 1.174 3.463v.001z"/></svg>
\ No newline at end of file
diff --git a/src/assets/styles/element-ui.scss b/src/assets/styles/element-ui.scss
index 8561c1b..c6c402a 100644
--- a/src/assets/styles/element-ui.scss
+++ b/src/assets/styles/element-ui.scss
@@ -111,3 +111,8 @@
 .el-sub-menu__title {
   padding-right: unset !important;
 }
+
+// fix 顶部导航更多样式问题
+.el-menu--horizontal .el-sub-menu .el-sub-menu__icon-arrow {
+  right: calc(0px - var(--el-menu-base-level-padding)) !important;
+}
diff --git a/src/assets/styles/sidebar.scss b/src/assets/styles/sidebar.scss
index d055a25..d399128 100644
--- a/src/assets/styles/sidebar.scss
+++ b/src/assets/styles/sidebar.scss
@@ -18,6 +18,12 @@
     .el-menu {
       border: none;
     }
+
+    [class^='el-icon'] {
+      width: 1em;
+      height: 1em;
+      font-size: unset;
+    }
   }
 
   // 展开sidebar状态设置svg-icon边距