Fix CSS

packages/lab-extension/style/base.css

@@ -1,84 +0,0 @@
-/*-----------------------------------------------------------------------------
-| Copyright (c) Jupyter Development Team.
-|
-| Distributed under the terms of the Modified BSD License.
-|----------------------------------------------------------------------------*/
-
-.jp-ClassicSpacer {
-  flex-grow: 1;
-  flex-shrink: 1;
-}
-
-.jp-ClassicKernelLogo {
-  flex: 0 0 auto;
-  display: flex;
-  align-items: center;
-  text-align: center;
-  margin-right: 8px;
-}
-
-.jp-ClassicKernelLogo img {
-  max-width: 28px;
-  max-height: 28px;
-  display: flex;
-}
-
-.jp-ClassicKernelStatus {
-  font-size: 12px;
-  margin: 0;
-  font-weight: normal;
-  color: var(--jp-ui-font-color0);
-  font-family: var(--jp-ui-font-family);
-  line-height: var(--jp-private-title-panel-height);
-  padding-left: 5px;
-  padding-right: 5px;
-}
-
-.jp-ClassicKernelStatus-error {
-  background-color: var(--jp-error-color0);
-}
-
-.jp-ClassicKernelStatus-warn {
-  background-color: var(--jp-warn-color0);
-}
-
-.jp-ClassicKernelStatus-info {
-  background-color: var(--jp-info-color0);
-}
-
-.jp-ClassicKernelStatus-fade {
-  animation: 0.5s fade-out forwards;
-}
-
-@keyframes fade-out {
-  0% {
-    opacity: 1;
-  }
-  100% {
-    opacity: 0;
-  }
-}
-
-#jp-title h1 {
-  cursor: pointer;
-  font-size: 18px;
-  margin: 0;
-  font-weight: normal;
-  color: var(--jp-ui-font-color0);
-  font-family: var(--jp-ui-font-family);
-  line-height: calc(1.5 * var(--jp-private-title-panel-height));
-}
-
-#jp-title h1:hover {
-  background: var(--jp-layout-color2);
-}
-
-.jp-ClassicCheckpoint {
-  font-size: 14px;
-  margin-left: 5px;
-  margin-right: 5px;
-  font-weight: normal;
-  color: var(--jp-ui-font-color0);
-  font-family: var(--jp-ui-font-family);
-  line-height: calc(1.5 * var(--jp-private-title-panel-height));
-}

packages/lab-extension/style/index.css

@@ -1,4 +1 @@
-@import url('~@jupyterlab-classic/application/style/index.css');
-@import url('~@lumino/widgets/style/index.css');
-
 @import url('./base.css');