第一次

src/.umi/plugin-layout/Layout.css

@@ -0,0 +1,52 @@
+@media screen and (max-width: 480px) {
+  /* 在小屏幕的时候可以有更好的体验 */
+  .umi-plugin-layout-container {
+    width: 100% !important;
+  }
+  .umi-plugin-layout-container > * {
+    border-radius: 0 !important;
+  }
+}
+.umi-plugin-layout-menu .anticon {
+  margin-right: 8px;
+}
+.umi-plugin-layout-menu .ant-dropdown-menu-item {
+  min-width: 160px;
+}
+.umi-plugin-layout-right {
+  display: flex !important;
+  float: right;
+  height: 100%;
+  margin-left: auto;
+  overflow: hidden;
+}
+.umi-plugin-layout-right .umi-plugin-layout-action {
+  display: flex;
+  align-items: center;
+  height: 100%;
+  padding: 0 12px;
+  cursor: pointer;
+  transition: all 0.3s;
+}
+.umi-plugin-layout-right .umi-plugin-layout-action > i {
+  color: rgba(255, 255, 255, 0.85);
+  vertical-align: middle;
+}
+.umi-plugin-layout-right .umi-plugin-layout-action:hover {
+  background: rgba(0, 0, 0, 0.025);
+}
+.umi-plugin-layout-right .umi-plugin-layout-action.opened {
+  background: rgba(0, 0, 0, 0.025);
+}
+.umi-plugin-layout-right .umi-plugin-layout-search {
+  padding: 0 12px;
+}
+.umi-plugin-layout-right .umi-plugin-layout-search:hover {
+  background: transparent;
+}
+.umi-plugin-layout-name {
+  margin-left: 8px;
+}
+.umi-plugin-layout-name.umi-plugin-layout-hide-avatar-img {
+  margin-left: 0;
+}